- Patent JPS5333309

Document Type and Number:

Japanese Patent JPS5333309

Kind Code:

U

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Application Number:

JP11512676U

Publication Date:

March 23, 1978

Filing Date:

August 30, 1976

Export Citation:

International Classes:

H04M1/56; (IPC1-7): H04M1/56

Domestic Patent References:

JPS4838007A

1973-06-05

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