Junzo Ozawa

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Bisai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bolt head and socket for the same
- Patent number 5,174,704
- Issue date Dec 29, 1992
- K. K. Aoyama Seisakusho
- Hiroshi Kazino
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS