![]() ![]() 125000003003 spiro group Chemical group 0.000 claims description 5. ![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by 顾云昌 filed Critical 顾云昌 Priority to CN 99228711 priority Critical patent/CN2384076Y/en Application granted granted Critical Publication of CN2384076Y publication Critical patent/CN2384076Y/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links Inventor 顾云昌 Original Assignee 顾云昌 Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number CN 99228711 Other languages Chinese ( zh) Google Patents Multi-rotary valve hand-operating deviceĭownload PDF Info Publication number CN2384076Y CN2384076Y CN 99228711 CN99228711U CN2384076Y CN 2384076 Y CN2384076 Y CN 2384076Y CN 99228711 CN99228711 CN 99228711 CN 99228711 U CN99228711 U CN 99228711U CN 2384076 Y CN2384076 Y CN 2384076Y Authority CN China Prior art keywords bearing bevel gear hollow shaft thrust gear wheel Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents CN2384076Y - Multi-rotary valve hand-operating device ![]() CN2384076Y - Multi-rotary valve hand-operating device ![]()
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