发明名称 |
Mailbox |
摘要 |
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申请公布号 |
US2267072(A) |
申请公布日期 |
1941.12.23 |
申请号 |
US19400370542 |
申请日期 |
1940.12.17 |
申请人 |
BEGGS JAMES D |
发明人 |
BEGGS JAMES D. |
分类号 |
A47G29/122 |
主分类号 |
A47G29/122 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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