Variable load brake,申请号US19420470855-传众专利搜索

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发明名称	Variable load brake
摘要
申请公布号	US2369989(A)	申请公布日期	1945.02.20
申请号	US19420470855	申请日期	1942.12.31
申请人	THE WESTINGHOUSE AIR BRAKE COMPANY	发明人	STEWART CARLTON D.
分类号	B61H13/32	主分类号	B61H13/32
代理机构		代理人
主权项
地址

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