-
Intumescent rod
-
Patent number 8,318,304
-
Issue date Nov 27, 2012
-
Alva-Tech, Inc.
-
Philip F. Valenziano
-
B32 - LAYERED PRODUCTS
-
Fire retardant poke-through fitting
-
Patent number 6,989,488
-
Issue date Jan 24, 2006
-
Alva-Tech Inc.
-
Philip F. Valenziano
-
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
-
Intumescent fire retardant compositions
-
Patent number 4,588,523
-
Issue date May 13, 1986
-
Alva-Tech, Inc.
-
Irving Tashlick
-
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...