Ni-Sn Plated fasteners for clothing

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United States of America Patent

PATENT NO 5516594
SERIAL NO

08309666

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Abstract

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Fasteners which are nonallergenic and permit magnetic detection of lost or broken needles in the clothing on which they are used, comprising a fastener body, an undercoat of nonmagnetic Ni--P alloy plating, and a top layer of nonmagnetic Ni--Sn alloy plating. The compositional ratio by weight of the Ni--Sn alloy is in the range of Sn:Ni=1:2.2.about.2.8.

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Patent Owner(s)

Patent OwnerAddress
YKK NEWMAX CO LTDCHIYODA-KU TOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hasegawa, Kenji Tokyo, JP 186 2034

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