Annuli accumulator instruments
United States Patent 3000560
US Patent References:
Counting-machine
- - 1333061

Transfer mechanism for registers
- - 1428607

Counter
- - 1929622

Transmission mechanism
- - 2300223

Accounting machine
- - 2471150


Inventors:
Clancy, Marie F.
Publication Date:
09/19/1961
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Assignee:
GEN MOTORS CORP
Primary Class:
Other Classes:
192/107M, 235/144S, 235/131FD, 235/95R, 192/45, 192/84.500, 235/143
International Classes:
G06M1/34; G06M1/00
US Patent References:
2583843Magnetic type one-way clutch
2804184Magnet coupling