Sanko Giken Kogyo Co., Ltd.

Follow

Organization

Osaka, JP

Organizations

Please log in for detailed analytics

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
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

Patents Applicationslast 30 patents

Trademarklast 30 trademarks