P
PatentIndex
Search
Landscape
Sign in
Inventor
SUDO TOMOSHIGE
2 patents
Patents
2 patents
US4158758A
Jun 19, 1979
Method and apparatus for heat treatment of metal member
NIPPON KOKAN KK
18 citations
71
US4430872A
Feb 14, 1984
Method and apparatus for plate edge preparation for UOE pipe making process
NIPPON KOKAN KK
14 citations
69