-
公开(公告)号：US1642021A
公开(公告)日：1927-09-13
申请号：US3337825
申请日：1925-05-28
Applicant: PERFECT WINDOW REGULATOR CORP
Inventor： GOLDSMITH BERTRAM J , EMIL KGEB
IPC: E05F11/38
CPC classification number: E05F11/382 , E05Y2900/55 , Y10T16/286
Search Results
1
records
(took 0.015 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
