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公开(公告)号：US3137280A
公开(公告)日：1964-06-16
申请号：US11408761
申请日：1961-06-01
Applicant: JACOBSON MELVIN J , GLODEK JOHN R
Inventor： JACOBSON MELVIN J , GLODEK JOHN R
IPC: F01C1/356
CPC classification number: F01C1/3562
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