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1666380
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Information
Patent Grant
1666380
References
Source
Patent Number
1,666,380
Date Filed
Not available
Date Issued
Tuesday, April 17, 1928
96 years ago
CPC
B21L1/00 - Making chains or chain links by bending work-pieces of rod, wire, or strip to form links of oval or other simple shape
B21L3/00 - Making chains or chain links by bending the chain links or link parts and subsequently welding or soldering the abutting ends
B21L11/14 - making chain links with inserted or integrally-formed studs
US Classifications
059 - Chain, staple, and horseshoe making
072 - Metal deforming
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