Yoshimitsu Kanno

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Kawasaki, JA

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Patents Grantslast 30 patents

Information Patent Grant
Ink injection type writing system using amplitude-modulated electri...
- Patent number 4,072,958
- Issue date Feb 7, 1978
- Matsushita Electric Industrial Company, Limited
- Heijiro Hayami
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS