Inventor

WELTY JOHN R

US2 patents

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

BORWIG MICHAEL C

1 patent

US8499604B2Aug 6, 2013

Duct making apparatus and method

BORWIG MICHAEL C7 citations77

MESTEK MACHINERY INC

1 patent

US10955166B2Mar 23, 2021

Method and apparatus for manipulating metal workpieces

MESTEK MACHINERY INC0 citations44