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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Pellman, deceased; Russell
Address:
late of West Dundee, IL
No. of patents:
1
Patents:




Patent Number Title Of Patent Date Issued
4364975 Method of and apparatus for producing asphalt saturated fiberboard December 21, 1982
A tank having a hinged top and sealing means is provided with a series of heaters mounted on the inside of the front, rear and side walls and also the bottom of the tank. A rack containing fiberboards placed in upright, spaced position is set on the bottom heaters and a solution of solve


 
 
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