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Zip-fastener
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Patent number 6,065,192
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Issue date May 23, 2000
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Wallace Wang
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A44 - HABERDASHERY JEWELLERY
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Slide fastener tape
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Patent number 4,308,898
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Issue date Jan 5, 1982
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Yoshida Kogyo K. K.
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Yoshiharu Yamaguchi
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D03 - WEAVING
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Slide fastener stringer
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Patent number 4,190,935
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Issue date Mar 4, 1980
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Yoshida Kogyo K. K.
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Yoshio Matsuda
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A44 - HABERDASHERY JEWELLERY
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Method of making a fastener element
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Patent number 4,096,225
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Issue date Jun 20, 1978
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Textron, Inc.
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John A. Kowalski
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Coupling element for slide fastener
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Patent number 4,010,520
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Issue date Mar 8, 1977
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Yoshida Kogyo Kabushiki Kaisha
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Hiroshi Yoshida
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Slide fastener
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Patent number 4,004,327
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Issue date Jan 25, 1977
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Yoshida Kogyo Kabushiki Kaisha
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Takeo Fukuroi
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A44 - HABERDASHERY JEWELLERY
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3885275
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Patent number 3,885,275
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Issue date May 27, 1975
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A44 - HABERDASHERY JEWELLERY
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3735454
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Patent number 3,735,454
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Issue date May 29, 1973
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A44 - HABERDASHERY JEWELLERY
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3643297
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Patent number 3,643,297
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Issue date Feb 22, 1972
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A44 - HABERDASHERY JEWELLERY
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3259476
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Patent number 3,259,476
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Issue date Jul 5, 1966
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A44 - HABERDASHERY JEWELLERY