-
公开(公告)号：US1288851A
公开(公告)日：1918-12-24
申请号：US21791818
申请日：1918-02-18
Applicant: EICKHOFF WILLIAM
Inventor： EICKHOFF WILLIAM
CPC classification number: F16H19/04 , Y10T74/18088
Search Results
1
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
