-
公开(公告)号：US1793343A
公开(公告)日：1931-02-17
申请号：US36235029
申请日：1929-05-11
Applicant: JAMES TURNER ALFRED , RICHARD QUANTOCK
Inventor： JAMES TURNER ALFRED , RICHARD QUANTOCK
IPC: F02M1/00
CPC classification number: F02M1/00 , F02M2700/4323 , Y10T137/87692
Search Results
1
records
(took 0.01 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
