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发明名称
Pivoted type head for toy typewriter
摘要
申请公布号
US2905300(A)
申请公布日期
1959.09.22
申请号
US19560603263
申请日期
1956.08.10
申请人
BERGER EDWIN J
发明人
BERGER EDWIN J.
分类号
B41J3/36
主分类号
B41J3/36
代理机构
代理人
主权项
地址
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