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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5137299
Kind Code:
Y2
Application Number:
JP804971U
Publication Date:
September 13, 1976
Filing Date:
February 16, 1971
Export Citation:
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International Classes:
E04F19/00; B27H1/00; B27M3/00; E04F19/02; (IPC1-7): E04F19/02; B27M3/00