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发明名称
Differential type pneumatic piston pump
摘要
申请公布号
US2296835(A)
申请公布日期
1942.09.29
申请号
US19400369131
申请日期
1940.12.07
申请人
ALEXANDER BOYNTON
发明人
BOYNTON ALEXANDER
分类号
F04B5/00;F04B47/04;F04F1/06
主分类号
F04B5/00
代理机构
代理人
主权项
地址
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