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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5212126
Kind Code:
B1
Application Number:
JP2207571A
Publication Date:
April 05, 1977
Filing Date:
April 08, 1971
Export Citation:
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International Classes:
B22F7/00; B22F7/06; B23P15/28; B24D3/00; B24D3/08; B24D3/10; B24D18/00; C04B35/52; C22C26/00; C22C29/06; (IPC1-7): B22F7/02
Domestic Patent References:
JPS4418046B1
JPS3920483B1
JPS447818B1
Foreign References:
US3369283A1968-02-20
US3141746A1964-07-21
US2796706A1957-06-25
US3101260A1963-08-20



 
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