Zenzaburo Tsukumo

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Nishinomiya, JA

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Patents Grantslast 30 patents

Information Patent Grant
Bracket tightening device
- Patent number 4,093,390
- Issue date Jun 6, 1978
- NTN Toyo Bearing Co. Ltd.
- Zenzaburo Tsukumo
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Bobbin hanger
- Patent number 4,052,021
- Issue date Oct 4, 1977
- NTN Toyo Bearing Co. Ltd.
- Zenzaburo Tsukumo
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Bobbin hanger
- Patent number 4,015,797
- Issue date Apr 5, 1977
- NTN Toyo Bearing Company Ltd.
- Zenzaburo Tsukumo
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING