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发明名称
PUMPING CHAMBER DECOMPRESSION
摘要
申请公布号
US3457873(A)
申请公布日期
1969.07.29
申请号
USD3457873
申请日期
1967.03.20
申请人
SPERRY RAND CORP.
发明人
HOWARD E. FISCHER;HAROLD R. WARD
分类号
F04B1/20;(IPC1-7):F04B1/02
主分类号
F04B1/20
代理机构
代理人
主权项
地址
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