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2822663
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Information
Patent Grant
2822663
References
Source
Patent Number
2,822,663
Date Filed
Not available
Date Issued
Tuesday, February 11, 1958
66 years ago
CPC
B21L3/02 - Machines or devices for welding chain links
B21L11/14 - making chain links with inserted or integrally-formed studs
US Classifications
059 - Chain, staple, and horseshoe making
D11 - Jewelry, symbolic insignia, and ornaments
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