Takashi Shiraishi

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Nagaokakyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and aparatus for observing the internal surface of a small hole
- Patent number 4,865,448
- Issue date Sep 12, 1989
- Sanko Giken Kogyo Co., Ltd.
- Kenzo Akutsu
- G01 - MEASURING TESTING
Information Patent Grant
Bore measuring system
- Patent number 4,687,328
- Issue date Aug 18, 1987
- Enushii Shangyo Co., Ltd.
- Takashi Shiraishi
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for measuring diameter of cutting portion of drill
- Patent number 4,657,395
- Issue date Apr 14, 1987
- Sanko Giken Kogyo Co., Ltd.
- Takashi Shiraishi
- G01 - MEASURING TESTING