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3541638
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Patent Grant
3541638
References
Source
Patent Number
3,541,638
Date Filed
Not available
Date Issued
Tuesday, November 24, 1970
54 years ago
CPC
B29D5/04 - the interlocking members being formed by continuous meander of filamentary material
Y10S425/814 - Zipper
Y10T29/53291 - Slide fastener
US Classifications
425 - Plastic article or earthenware shaping or treating: apparatus
029 - Metal working
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