Automatic safety apparatus for gas-lighting and gas-heating appliances,申请号US19290362086-传众专利搜索

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发明名称	Automatic safety apparatus for gas-lighting and gas-heating appliances
摘要
申请公布号	US1838185(A)	申请公布日期	1931.12.29
申请号	US19290362086	申请日期	1929.05.10
申请人	HARRY AARONSON	发明人
分类号	F16K17/00	主分类号	F16K17/00
代理机构		代理人
主权项
地址

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