Dispositif pour dessiner, selon les règles de la perspective parallèle, l'épaisseur des signes d'écriture destinés aux écriteaux d'enseigne et analogues, ainsi quel'ombre engendrée par elles,申请号FRD673211-传众专利搜索

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发明名称	Dispositif pour dessiner, selon les règles de la perspective parallèle, l'épaisseur des signes d'écriture destinés aux écriteaux d'enseigne et analogues, ainsi quel'ombre engendrée par elles
摘要
申请公布号	FR673211(A)	申请公布日期	1930.01.13
申请号	FRD673211	申请日期	1929.03.27
申请人		发明人	SCHEFFER ROBERT
分类号	B43L13/14	主分类号	B43L13/14
代理机构		代理人
主权项
地址

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