responsive to telegraph code or other extraneous signals

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Patents Grantslast 30 patents

Information Patent Grant
Ink ribbon cartridge indication system for printer
- Patent number 4,586,837
- Issue date May 6, 1986
- International Business Machines Corp.
- Shepard D. Johnson
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3531592
- Patent number 3,531,592
- Issue date Sep 29, 1970
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
2999899
- Patent number 2,999,899
- Issue date Sep 12, 1961
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
2940577
- Patent number 2,940,577
- Issue date Jun 14, 1960
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
2331043
- Patent number 2,331,043
- Issue date Oct 5, 1943
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
2319036
- Patent number 2,319,036
- Issue date May 11, 1943
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
2264584
- Patent number 2,264,584
- Issue date Dec 2, 1941
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS