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公开(公告)号：US3118460A
公开(公告)日：1964-01-21
申请号：US12827161
申请日：1961-07-31
Applicant: RAESS THEODORE F , CARDER VICTOR H , NICKOLAS ANDRES
Inventor： RAESS THEODORE F , CARDER VICTOR H , NICKOLAS ANDRES
IPC: F16K31/383
CPC classification number: F16K31/383 , Y10T137/1647 , Y10T137/1669 , Y10T137/8242
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