发明名称 |
Power-driven conveyer |
摘要 |
|
申请公布号 |
US2493465(A) |
申请公布日期 |
1950.01.03 |
申请号 |
US19470769569 |
申请日期 |
1947.08.20 |
申请人 |
PER PERSSON |
发明人 |
PERSSON RICHARD B. |
分类号 |
B65G13/08 |
主分类号 |
B65G13/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
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