Yoshiharu Marumo

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Matsudo, JA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for adjusting a frequency of an oscillating element provi...
- Patent number 3,978,750
- Issue date Sep 7, 1976
- Kabushiki Kaisha Seikosha
- Souichi Inoue
- G04 - HOROLOGY