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发明名称
Rotary grate for boiler and heating plants
摘要
申请公布号
US1801694(A)
申请公布日期
1931.04.21
申请号
US19290351909
申请日期
1929.04.02
申请人
SANDOE CLARENCE J
发明人
SANDOE CLARENCE J.
分类号
F23H9/02
主分类号
F23H9/02
代理机构
代理人
主权项
地址
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