Inventor
GRIGGS WILLIAM A
US3 patents
Patents
3 patentsUS7785437B2Aug 31, 2010
Anti-microbial carpet underlay and method of making
L & P PROPERTY MANAGEMENT CO15 citations79
US6106792AAug 22, 2000
Apparatus and method for cleaning gas
L & P PROPERTY MANAGEMENT CO12 citations65
US7875343B2Jan 25, 2011
Anti-microbial carpet underlay and method of making
L & P PROPERTY MANAGEMENT CO3 citations57