Matches 1 - 42 out of 42
Match Document Document Title
EP1375110A2 Method and apparatus for forming the free edge of a self-supporting thin moulded product  
The method involves forming a weakened zone close to and along an edge of a blank by applying heat to the blank. A free edge flange of the bank is bent into a bent position relative to a remainder...
6183840 Edge protector strip  
An extruded plastic strip (1) adapted for use in protecting the edge of an article having a curved surface: said strip including alongitudinal groove (6), a flexible covering portion (2) extending...
5925298 Method for reworking a multi-layer circuit board using a shape memory alloy material  
A method and apparatus for forming a rigid circuit board has a circuit board with a reduced thickness in a bend region. The bend region may have several layers of laminate and conductive material....
RE32789 Transmission trunk multichannel dispatch system with priority queuing  
A communication system of the type wherein a central station assigns a limited number of information channels to a requesting one of a plurality of remote stations is disclosed. The requesting...
4573207 Queued community repeater communications system  
A communication system which controls access to a single communications channel by a plurality of remote units arranged in predetermined groups is disclosed. Assignment of the channel is controlled...
EP0150097A2 Folding film sheets.  
A fold line is formed in a semi-rigid PVC or PVA sheet 1 by cutting a groove 17 approximately half-way through the sheet. The cutter comprises a blade or a rotary sawblade or end milling cutter 7...
4442540 Data over voice transmission arrangement  
A system for interpolating digital data signals to a frequency band above analog speech signals in a common transmission channel is disclosed. The system utilizes short time frequency analysis...
4059730 Apparatus for mitigating signal distortion and noise signal contrast in a communications system  
In a communications system such as a time assignment speech interpolation (TASI) system for concentrating signals from N trunks onto C channels (C < N), and for expanding same, it is common for...
3406257 Parallel tasi system with common means for call assignment control  
3046347 Transmission control in a two way communication system  
3042752 Failure detecting apparatus  
2997545 Automatic telecommunication exchanges  
2978645 Electronic switching circuit  
2958733 Transmission control in a two way communication system  
2957946 Speech interpolation system  
2957945 Timing circuit  
2941039 Traffic simulation  
2935569 Time assignment speech interpolation system  
2920143 Redundancy reducing pulse communications system  
2907829 Time assignment signal interpolation system  
2877304 Signalling system for simultaneously transmitting a plurality of messages  
2872518 Party line telephone system  
2870260 Speech interpolation communication system  
2840705 Sequential selection means  
2834833 Electronic commutated channel separators  
2797321 Bias generating matrix  
2790900 Pulse generator and distributor  
2779821 Automatic telephone systems  
2774071 Coincidence finding circuit  
2773981 Amplitude-sensitive multistate device  
2773980 Amplitude sensitive multistate device  
2770678 Automatic telephone exchange systems  
2766327 Intercommunication systems  
2747023 Marker impulse generator for signalling systems  
2744162 Selection system for electrical circuits or equipments  
2736773 Automatic exchanges  
2731512 Multichannel communication systems  
2727094 Electrically operating selecting systems  
2719188 Non-synchronous time division multiplex telephone transmission  
2715656 Electrical information system  
2714658 Decoder  
2680153 Multichannel communication system  
Matches 1 - 42 out of 42