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发明名称
Paper feed mechanism
摘要
申请公布号
US1987484(A)
申请公布日期
1935.01.08
申请号
US19300483053
申请日期
1930.09.19
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MCMURRY FRED R.
分类号
B41J11/30
主分类号
B41J11/30
代理机构
代理人
主权项
地址
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