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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4867461
Kind Code:
U
Application Number:
JP11305971U
Publication Date:
August 27, 1973
Filing Date:
December 01, 1971
Export Citation:
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International Classes:
B66B7/08; B66B7/00; B66B9/187; (IPC1-7): B66B9/18; B66B7/00
Domestic Patent References:
JPS5019821A1975-03-03
Foreign References:
US3519101A1970-07-07
FR1356420A1964-03-27
FR1447411A1966-07-29



 
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