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发明名称
Printing roller for postage stamp cancelling machines
摘要
申请公布号
GB700018(A)
申请公布日期
1953.11.25
申请号
GB19510006439
申请日期
1951.03.16
申请人
STAATSBEDRIJF DER POSTERIJEN, TELEGRAFIE EN TELEFONIE
发明人
BOSCH JOHANNES NICOLAAS
分类号
B41K3/12
主分类号
B41K3/12
代理机构
代理人
主权项
地址
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