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经营范围
发明名称
Coin insertion saving device in clocks, counters, and like motion works
摘要
申请公布号
US1924000(A)
申请公布日期
1933.08.22
申请号
US19300500096
申请日期
1930.12.04
申请人
ROSE-LUCY ROSAT;ANDERS TORSTEN HAMMARSTRAND
发明人
分类号
G07F17/00
主分类号
G07F17/00
代理机构
代理人
主权项
地址
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