Norimasa Kaneko

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Utsunomiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rotational coupling device for a dental handpiece having a built-in...
- Patent number 4,619,614
- Issue date Oct 28, 1986
- Nakanishi Dental Mfg. Co., Ltd.
- Tadashi Baba
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE