Electronic metronome

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United States of America Patent

PATENT NO 4218874
SERIAL NO

06003090

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An electronic metronome has a visual indicator, a loudspeaker, and a duty time setting circuit for setting the visual time of a visual indicator corresponding to each speed of various tempos. Accordingly, it is easy for a singer, a player, etc. to precisely see the predetermined tempo by using the duty time setting circuit.

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Patent Owner(s)

  • KABUSHIKI KAISHA DAINI SEIKOSHA 31-1, KAMEIDO 6-CHOME, KOTO-KU, TOKYO, JAPAN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishida, Shuichi Tokyo, JP 13 184
Morohoshi, Fumio Tokyo, JP 2 19
Yoshikawa, Haruzo Tokyo, JP 2 12

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