Matches 1 - 50 out of 51 1 2 >


Match Document Document Title
6475709 Method for thermal recording  
A method for recording an image on a thermographic material (m) provides a thermographic material, a transparent thermal head (TH) having energizable heating elements (Hi), and a radiation beam...
5612689 Finger articulation controlled information generating system  
A plurality of finger articulation units that individually mount on finger and thumb nails and together, by selected up and down movement of the fingers and thumbs (ten fingers), serve as an...
3206742 Pulsed code generation equipment  
3202980 Cathode ray tube control matrix employing magnetic shields  
3175208 Cathode ray tube symbol generator having forward and reverse wound cores  
2971183 Monitoring equipment  
2939126 Mass spectrometer arrangement  
2876350 Coding system  
2867720 Communication reliability apparatus  
2833855 Coder for translating an intelligence wave into coded pulses  
702,638. Pulse code modulation circuits. SOC. ALSACIENNE DE CONSTRUCTIONS MECANIQUES. April 10, 1952 [May 17, 1951], No. 9308/52. Class 40 (5) Relates to pulse code modulation systems, of the kind...
2810903 Code typer  
2765403 Conduction transfer production of control voltage functions  
2745958 Translating arrangement  
2696572 Pulse generating circuit  
2658142 High-speed commutator  
2657378 Pulse translation apparatus  
2648835 Electronic impulse generator  
682,221. Digital electric calculating-apparatus. NATIONAL CASH REGISTER CO. Dec. 11, 1950 [Dec. 17, 1949], No. 30200/50. Class 106 (i). Each denomination of an electronic accumulator comprises...
2646548 Electron tube coder device  
2643290 High-speed telegraph transmitter  
2631275 Transmitter for coded carrier control systems  
2614168 Signal transmitter  
2600268 Electrical circuit for producing coding pulses  
2589254 Impulse delay apparatus  
2571800 Signal transmitter  
2567944 Pulse group selector  
2568177 Signaling system  
2545349 Generator of accurately timed pulses  
2521353 Transmitter  
635,224. Thermionic distributers; telegraph systems. INTERNATIONAL BUSINESS MACHINES CORPORATION. Sept. 24,1946, No. 28518. Convention date, Nov. 27, 1945. [Class 40 (iii)] A start-stop telegraph...
2504999 Electric signaling system  
636,667. Electric indicating systems. STANDARD TELEPHONES & CABLES, Ltd., McWHIRTER, E. M. S., DUNN, R. H., and LENNOX, P. W. Feb. 19, 1946, No. 5152. [Class 40 (i)] [Also in Group XL (b)] An...
2503127 Electric impulse generator for calculating machines  
601,149. Thermionic distributers. NATlONAL CASH REGISTER CO. Feb. 15, 1945, No. 13674/47. Convention date, Dec. 27, 1943. Divided out of 601,122, [Group XIX]. [Class 40 (iii)] A distributing...
2484700 Transmitter for code communication systems  
My invention relates to code communication systems, and particularly to an improved type of transmitter for a code communication system employing signaling currents in the voice frequency range....
2484226 Indicating circuit  
This invention relates to indicating circuits and more particularly to circuits for indicating the number of conductors energized in groups of conductors. In electrical recording and other...
2468754 Discharge wave generator  
My invention relates, in general, to a wave generator, and, more particularly, to a gaseousdischarge wave generator which may be adapted to inject into a pulsed continuous wave amplifier an...
2409229 Selector circuit  
This invention relates in general to a pulse transmission system and in particular to a means for producing a group of pulse signals wherein the number and the relative time occurrence of the...
2405843 Signal responsive control system  
My invention relates to a signal responsive control system and specifically to an electrical relaying system or keying apparatus the operation of which is effected in response to control signals...
2404697 Calculating device  
593,464. Calculating apparatus. NATIONAL CASH REGISTER CO. May 19, 1944, No. 9744. Convention date, March 21. 1942. [Class 106 (i)] A multiplying machine operating on the binary system comprises a...
2404739 Calculating machine  
This invention relates to calculating machines and more particularly relates to an electro-mechanical calculating machine having a differential actuator and an accumulator that function solely by...
2403852 Electronic device and control means therefor  
This invention relates to means for producing a selected number of electrical impulses at high speed by the differential operation of a series of electronic devices. The invention more...
2401657 Electronic accumulator  
This invention relates to a data-representing ring of electron tubes connected in a network for accurate step-by-step high-speed response to received electric impulses. The invention more...
2373134 Signaling system  
This invention relates to signaling systems and more particularly to a transmitter and receiver therefor which are connected to each end of a transmission medium for counting the number of half...
2369662 Intelligence transmission system  
This invention relates to improvements in intelligence transmission systems, and more particularly to systems in which intelligence is transmitted in the form of pulses, and received and converted...
2212173 Periodic wave repeater  
538,553. Valve circuits relaxation oscillators. HAZELTINE CORPORATION. Oct. 12, 1939, Nos. 27770 and 27771. Convention dates, Oct. 21, 1938 and Dec. 15, 1938. [Classes 40 (iii) and 40 (v)] A...
2154492 Radio signaling system  
457,771. Valve generating circuits; directive wireless signalling. MARCONI'S WIRELESS TELEGRAPH CO., Ltd., Electra House, Victoria Embankment, London, and CLOUGH, N. H., Axbrindon, Hill Road,...
2098040 Continuous inductive coded type train control system  
This invention relates to train control and cab signalling systems and it more particularly pertains to a coder-oscillator for use in train control and cab signalling systems of the continuous...
2098041 Continuous inductive coded cab signaling system  
This invention relates to train control and cab signaling systems and it more particularly pertains to a coder and a decoder for use in train control and cab signaling systems of the continuous...
2060184 Telephone system  
This invention relates to telephone systems and more particularly to key pulsing equipment for enabling a subscriber to control the establishment of connections to other subscribers' lines over...
1811368 Telegraph system  
1792746 Radio transmission system  
1543836 Signaling system  
1492746 Electropneumatic telegraph control relay  

Matches 1 - 50 out of 51 1 2 >