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发明名称
Noise-suppressing device for use with gas pressure regulators
摘要
申请公布号
US3250342(A)
申请公布日期
1966.05.10
申请号
US19640358995
申请日期
1964.04.13
申请人
JOHANNES PETRY
发明人
PETRY JOHANNES
分类号
F16L55/033;F16L55/04;G05D16/02
主分类号
F16L55/033
代理机构
代理人
主权项
地址
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