-
公开(公告)号：US2670496A
公开(公告)日：1954-03-02
申请号：US19931650
申请日：1950-12-05
Applicant: G C CANNON , GERALD S CANNON
Inventor： KNIGHT RAYMOND W
IPC: E05D15/06
CPC classification number: E05D15/063 , E05Y2201/64 , E05Y2600/528 , E05Y2900/132 , Y10T16/361 , Y10T16/381 , Y10T16/3834
Search Results
1
records
(took 0.03 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
