-
公开(公告)号：US2214229A
公开(公告)日：1940-09-10
申请号：US16736137
申请日：1937-10-05
Applicant: FRASCH OTTO T
Inventor： FRASCH OTTO T
IPC: E05D15/46
CPC classification number: E05D15/463 , E05Y2201/422 , E05Y2201/426 , E05Y2201/638 , E05Y2900/132 , Y10T16/547 , Y10T16/82
Search Results
1
records
(took 0.012 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
