comprising a single pawl or integral double-tooth pawl selectively engageable with two ratchets, one for each spool

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Patents Grantslast 30 patents

Information Patent Grant
Ink ribbon feeder
- Patent number 4,364,680
- Issue date Dec 21, 1982
- Star Seimitsu Kabushiki Kaisha
- Katsumi Maeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink ribbon feed mechanism
- Patent number 4,205,923
- Issue date Jun 3, 1980
- Oki Electric Industry Co., Ltd.
- Masao Sasaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3910399
- Patent number 3,910,399
- Issue date Oct 7, 1975
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3786906
- Patent number 3,786,906
- Issue date Jan 22, 1974
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3752290
- Patent number 3,752,290
- Issue date Aug 14, 1973
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3542183
- Patent number 3,542,183
- Issue date Nov 24, 1970
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
2986260
- Patent number 2,986,260
- Issue date May 30, 1961
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
2978090
- Patent number 2,978,090
- Issue date Apr 4, 1961
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS