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公开(公告)号：NO743505A
公开(公告)日：1975-04-28
申请号：NO743505
申请日：1974-09-27
Applicant: SECMAFER SA
Inventor： BOYER J-J
IPC: F04B1/00 , F04B1/34 , F04B53/14 , F16J1/00 , F16J1/02 , F03C
CPC classification number: F16J1/003 , F04B53/14 , F05C2201/0478
