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公开(公告)号：US3000521A
公开(公告)日：1961-09-19
申请号：US76648658
申请日：1958-10-10
Applicant: GODFREY CONVEYOR COMPANY INC
Inventor： DEPUTY SHERRILL S
IPC: B60P1/38
CPC classification number: B60P1/38
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