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发明名称
SICHERHEITS-ABSPERRHAHN FUER GASLEITUNGEN, VORZUGSWEISE GASHERDE.
摘要
申请公布号
DE1656110(U)
申请公布日期
1953.05.21
申请号
DE195300SC719U
申请日期
1953.03.16
申请人
FRIEDRICH SCHUHMACHER, METALLWAREN, INH. ALBERT WAGNER & CO.
发明人
分类号
主分类号
代理机构
代理人
主权项
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