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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS577569
Kind Code:
B2
Application Number:
JP3510177A
Publication Date:
February 12, 1982
Filing Date:
March 29, 1977
Export Citation:
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International Classes:
F27D13/00; C03B3/00; C03B3/02; C03B5/237; F28D19/02