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Patents Grantslast 30 patents

Information Patent Grant
Sideshift erase apparatus and method for impact printers
- Patent number 4,307,971
- Issue date Dec 29, 1981
- International Business Machines Corporation
- Milburn H. Kane
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Error correcting typewriter
- Patent number 4,108,557
- Issue date Aug 22, 1978
- Triumph Werke Nurnberg A.G.
- Jurgen Skrzipek
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Enhanced underscoring methods and means for automatic typewriter an...
- Patent number 4,084,680
- Issue date Apr 18, 1978
- Xerox Corporation
- David R. Deetz
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
2548717
- Patent number 2,548,717
- Issue date Apr 10, 1951
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
2502494
- Patent number 2,502,494
- Issue date Apr 4, 1950
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
1480613
- Patent number 1,480,613
- Issue date Jan 15, 1924
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
1291319
- Patent number 1,291,319
- Issue date Jan 14, 1919
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
1153651
- Patent number 1,153,651
- Issue date Sep 14, 1915
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS