-
公开(公告)号：US2809399A
公开(公告)日：1957-10-15
申请号：US30723452
申请日：1952-08-30
Applicant: GEN MOTORS CORP
Inventor： MEAD HOWARD C , MILLER ROBERT C
CPC classification number: B29C70/58 , Y10S425/115 , Y10T428/22 , Y10T428/31699
Search Results
1
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
