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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Hutt; James J.
Address:
Whiritoa, NZ
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
4739964 Diffuser valve April 26, 1988
A controllable valve adapted to be fixed in the wall of a storage hopper containing particulate materials and operable to dispense an air blast into the interiors of the hopper to loosen the materials in the region of the valve.










 
 
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