-
公开(公告)号：US2656563A
公开(公告)日：1953-10-27
申请号：US17444850
申请日：1950-07-18
Applicant: ROBERT TRENT JONES
Inventor： REES JONES WILLIAM
CPC classification number: E05F1/1261 , E05D11/1064 , E05Y2201/638 , E05Y2900/516 , Y10T16/53834 , Y10T16/53885 , Y10T16/54025 , Y10T16/82
Search Results
1
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
