IP Library › Granted Patent US 4,768,710
Granted Patent Utility
US 4,768,710 · App. 07/020,693

Fibrous blown-in insulation having homogenous density

Inventor: Henry Sperber
Patented Case View Patent ↗
Granted: Sep 6, 1988 Filed: Sep 6, 1988
Inventor
Henry Sperber

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Quick Facts
Patent No.
US 4,768,710
App. No.
07/020,693
Filed
1988-09-06
Granted
1988-09-06
Kind
A