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Inventor
PERUSSE NORMAN J
3 patents
Patents
3 patents
US3939622A
Feb 24, 1976
Method and apparatus for packaging insulated duct
WIREMOLD CO
9 citations
71
US3950213A
Apr 13, 1976
Machine for manufacturing insulated duct
WIREMOLD CO
18 citations
68
US3999929A
Dec 28, 1976
Apparatus for feeding core material
WIREMOLD CO
2 citations
56