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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57158986
Kind Code:
U
Application Number:
JP4609381U
Publication Date:
October 06, 1982
Filing Date:
March 31, 1981
Export Citation:
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International Classes:
F04B39/02; F04B25/04; F04B27/08; (IPC1-7): F04B25/04; F04B39/02
Domestic Patent References:
JPS5438569U



 
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