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Class Information
Number: 137/481
Name: Fluid handling > Line condition change responsive valves > Combustion engine induction type > With manual modifier
Description: Apparatus which includes a manual means which modifies the action of the valve responsive to the flow of fluid.










Patents under this class:

Patent Number Title Of Patent Date Issued
4291660 Recycling exhaust fumes valve Sep. 29, 1981











 
 
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