-
公开(公告)号：US2628701A
公开(公告)日：1953-02-17
申请号：US9058449
申请日：1949-04-30
Applicant: MUTUAL ENGINEERING COMPANY INC
Inventor： SCHRAGE FREDERICK S
CPC classification number: H05B6/103 , B65G59/068 , B65G2201/02 , B65G2201/0217
Search Results
1
records
(took 0.012 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
