Inventor

SIEHLING MARK B

US3 patents

⚠️ This page may combine multiple inventors who share the name “SIEHLING MARK B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CONRAC CORP

2 patents

US4682000AJul 21, 1987

Welding transformer and rectifier assembly

CONRAC CORP9 citations66

US4943904AJul 24, 1990

D.C. power unit assembly including unitized single-phase D.C. power units

CONRAC CORP6 citations54

ROMAN MFG INC

1 patent

USD791847SJul 11, 2017

Welding transformer

ROMAN MFG INC0 citations36