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发明名称
Mechanical dotting device
摘要
申请公布号
US2081439(A)
申请公布日期
1937.05.25
申请号
US19360100862
申请日期
1936.09.15
申请人
SIMMONS BERNARD L
发明人
SIMMONS BERNARD L.
分类号
B43L13/24
主分类号
B43L13/24
代理机构
代理人
主权项
地址
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