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发明名称
Purchase tax and/or monetary calculator
摘要
申请公布号
GB738591(A)
申请公布日期
1955.10.19
申请号
GB19520027451
申请日期
1952.10.31
申请人
ROBINSON & CLEAVER LIMITED;RONALD HAMILTON SCOTT
发明人
分类号
G06G1/00
主分类号
G06G1/00
代理机构
代理人
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