Inventor
POWELL JAMES A
US9 patents
⚠️ This page may combine multiple inventors who share the name “POWELL JAMES A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STEERE ENTERPRISES INC
3 patentsUS6041824AMar 28, 2000
Clean air ducts and methods for the manufacture thereof
STEERE ENTERPRISES INC45 citations90
US5682924ANov 4, 1997
Clean air ducts and methods for the manufacture thereof
STEERE ENTERPRISES INC36 citations90
US5529743AJun 25, 1996
Methods for the manufacture of clean air ducts
STEERE ENTERPRISES INC51 citations90