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Class Information
Number: 137/315.24
Name: Fluid handling > With repair, tapping, assembly, or disassembly means > Assembling or disassembling rotary valve > Butterfly valve > With head and stem collections
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
8690861 Devices for clearing blockages in in-situ artificial lumens Apr. 8, 2014
8685001 Surgical hair evacuation device (SHED) and method of use Apr. 1, 2014
8251979 Orientation independent canister for a negative pressure wound therapy device Aug. 28, 2012
8128615 Wound cleansing apparatus with scaffold Mar. 6, 2012
7766901 Device for treating bladder-emptying dysfunctions of a human Aug. 3, 2010
7699830 Wound cleansing apparatus with scaffold Apr. 20, 2010
6497245 Intake air controller for internal combustion engine and manufacturing the same Dec. 24, 2002
6206024 Valve assembly Mar. 27, 2001
5921277 Air duct damper Jul. 13, 1999
5794647 Valve system Aug. 18, 1998
5277216 Method of attaching a valve disc to a drive shaft Jan. 11, 1994
4715581 Damper construction Dec. 29, 1987
4541612 Rotatable shaft assembly Sep. 17, 1985
4513771 Air valve Apr. 30, 1985
4204558 Valve assembly having remotely replaceable bearings May. 27, 1980











 
 
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