Tetsuma Asahi

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Kodaira, JP

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Patents Grantslast 30 patents

Information Patent Grant
Impression control mechanism for a typewriter
- Patent number 4,359,287
- Issue date Nov 16, 1982
- Silver Seiko, Ltd.
- Tetsuma Asahi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Character selection for single element printer
- Patent number 4,225,252
- Issue date Sep 30, 1980
- Silver Seiko Co., Ltd.
- Tetsuma Asahi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS