专利名称:ROTATING HEAD发明人:BLAISE P. RIGGS申请号:US13195471申请日:20110801
公开号:US20130032359A1公开日:20130207
专利附图:
摘要:An improved rotating head having superior sealing, performance and versatility.
申请人:BLAISE P. RIGGS
地址:Midland TX US
国籍:US
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