WATERTIGHT VACUUM PUMP

Title:

WATERTIGHT VACUUM PUMP

Document Type and Number:

Japanese Patent JPS54163417

Kind Code:

A

Inventors:

IMAMURA TSUKASA
NIIHAMA HITOSHI
KODAMA AKIRA
NISHIZAWA SADAHIKO
NISHIMURA KOUICHI

Application Number:

JP7301678A

Publication Date:

December 26, 1979

Filing Date:

June 15, 1978

Export Citation:

Assignee:

KUBOTA LTD

International Classes:

F04C19/00; F04C25/02; (IPC1-7): F04C19/00; F04C25/02

Domestic Patent References:

JPS4939681U

1974-04-08

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