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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS5450469
Kind Code:
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Publication Date:
April 07, 1979
Filing Date:
September 14, 1977
Export Citation:
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International Classes:
A47L13/04; A47L13/06; A47L13/10; A47L17/08; (IPC1-7): A47L17/08; A47L13/10