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经营范围
发明名称
Recording apparatus
摘要
申请公布号
US3052402(A)
申请公布日期
1962.09.04
申请号
US19570675148
申请日期
1957.07.30
申请人
PARSONS CORPORATION
发明人
HARWOOD FLOYD E.;MAST RODNEY R.
分类号
G07C1/10
主分类号
G07C1/10
代理机构
代理人
主权项
地址
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