Fremgangsmaade til at reducere Kastningen eller Krumningen af Billedfilms, Lydfilms og Tonefilms, som kun har en Række Fremføringshuller langs den ene Længdekant.,申请号DKD51543-传众专利搜索

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发明名称	Fremgangsmaade til at reducere Kastningen eller Krumningen af Billedfilms, Lydfilms og Tonefilms, som kun har en Række Fremføringshuller langs den ene Længdekant.
摘要
申请公布号	DK51543(C)	申请公布日期	1936.04.20
申请号	DKD51543	申请日期	1935.04.04
申请人	ELECTRICAL RESEARCH PRODUCTS INC.	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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