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发明名称
METHOD FOR PREVENTING FIRES DURING PIPELINE SANDBLASTING OPERATIONS
摘要
申请公布号
US3608249(A)
申请公布日期
1971.09.28
申请号
USD3608249
申请日期
1970.08.03
申请人
TRUNKLINE GAS CO.
发明人
LESTER C. SULLIVAN
分类号
B24C3/32;(IPC1-7):B08B9/02;B24B1/00;B24C1/00
主分类号
B24C3/32
代理机构
代理人
主权项
地址
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