Patents
Patents for B21F 99 - Subject matter not provided for in other groups of this subclass (405)
10/1980
10/28/1980CA1088485A2 Wire reeling apparatus
04/1979
04/24/1979CA1053124A2 Pipe cage end forming machine and method
11/1978
11/14/1978CA1042388A1 Method for producing bright steel from elongated workpieces of circular cross-sectional shape
05/1978
05/02/1978US4087295 Mechanical and thermal treatment of steel wire
07/1977
07/26/1977US4037446 Method of producing bright steel from rolled steel wire
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