Inventor

KNIGHT ARLEN M

5 patents

⚠️ This page may combine multiple inventors who share the name “KNIGHT ARLEN M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KNIGHT ARLEN M

2 patents

US4083077AApr 11, 1978

Hand tool for cleaning fabric

KNIGHT ARLEN M161 citations91

US4159554AJul 3, 1979

Fabric cleaning hand tool with recirculating system

KNIGHT ARLEN M49 citations89

HACHTMANN WILLIAM R

2 patents

US4161802AJul 24, 1979

Drapery and drapery pleat cleaning tool head

HACHTMANN WILLIAM R46 citations88

USD266962SNov 16, 1982

Fabric cleaning head

HACHTMANN WILLIAM R19 citations78

KLEEN RITE UPHOLSTERY & CARPET

1 patent

US4974282ADec 4, 1990

Upholstery cleaning system

KLEEN RITE UPHOLSTERY & CARPET25 citations82