Automatic felt washer for paper machines,申请号US19310547966-传众专利搜索

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发明名称	Automatic felt washer for paper machines
摘要
申请公布号	US1898545(A)	申请公布日期	1933.02.21
申请号	US19310547966	申请日期	1931.06.30
申请人	OREGON PULP AND PAPER COMPANY	发明人	KASTER JOSEPH D.
分类号	D21F1/32	主分类号	D21F1/32
代理机构		代理人
主权项
地址

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