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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6251243
Kind Code:
B2
Inventors:
TOYONAGA HAJIME
MANAKO ATSUSHI
Application Number:
JP4245580A
Publication Date:
October 29, 1987
Filing Date:
March 31, 1980
Export Citation:
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Assignee:
OSAKA GAS CO LTD
International Classes:
C07C2/78; C07C1/00; C07C4/04; C07C11/24; C07C67/00; C10G9/38