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Dive into the research topics where Masao Matsumoto is active.

Publication


Featured researches published by Masao Matsumoto.


Archive | 1969

SEALED TYPE STORAGE BATTERY

Masao Matsumoto; Satoshi Sekido; Minoru Yamashita


Archive | 1981

Electric shaver of reciprocating drive type having trimmer blade

Kenzo Shirakawa; Masao Matsumoto; Shinsaku Yasunaka


Archive | 1982

Chargeable electric instrument

Kenzo Shirakawa; Norio Yamada; Masami Kitamura; Shinsaku Yasunaka; Masao Matsumoto


Archive | 1985

Electric shaver powered by rechargeable batteries

Hisao Nakagawa; Masao Matsumoto


Archive | 1983

Rechargeable electrical equipment

Yoshiaki Kawano; Masao Matsumoto; Hisao Nakagawa; Kenzo Shirakawa


Archive | 1980

OSCILLATING DEVICE FOR RECIPROCATING ELECTRIC RAZOR

Shinsaku Yasunaka; Kenzou Shirakawa; Masao Matsumoto


Archive | 1985

Elektrischer rasierapparat mit wiederaufladbaren batterien Electric shaver with rechargeable batteries

Hisao Nakagawa; Masao Matsumoto


Archive | 1982

Elektrisches geraet mit wiederaufladbarer batterie in einem wasserdichten gehaeuse

Kenzo Shirakawa; Norio Yamada; Masami Kitamura; Shinsaku Yasunaka; Masao Matsumoto


Archive | 1982

rechargeable electric device

Kenzo Shirakawa; Norio Yamada; Masami Kitamura; Shinsaku Yasunaka; Masao Matsumoto


Archive | 1982

Elektrisches geraet mit wiederaufladbarer batterie in einem wasserdichten gehaeuse Electric geraet with rechargeable battery in a waterproof case

Kenzo Shirakawa; Norio Yamada; Masami Kitamura; Shinsaku Yasunaka; Masao Matsumoto

Collaboration


Dive into the Masao Matsumoto's collaboration.

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