-
公开(公告)号：US919999A
公开(公告)日：1909-04-27
申请号：US1908421027
申请日：1908-03-14
Applicant: PHILADELPHIA DRYING MACHINERY COMPANY
Inventor： ALLSOP THOMAS , SIBSON WALTER W
CPC classification number: D06C9/00
Search Results
31
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
