【考案の名称】圧電形スピ-カ

Title:

【考案の名称】圧電形スピ-カ

Document Type and Number:

Japanese Patent JPS58104096

Kind Code:

U

Inventors:

Takayuki Murayama
Shoji Nakajima

Application Number:

JP106382U

Publication Date:

July 15, 1983

Filing Date:

January 07, 1982

Export Citation:

International Classes:

H04R17/00; H04R31/00; (IPC1-7): H04R17/00; H04R31/00

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