P

Inventor

CRAWFORD DUNCAN J

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

EX CELL O CORP

3 patents
US4082497AApr 4, 1978

High capacity quiet burner for hot air heating system

EX CELL O CORP41 citations87
US3956975AMay 18, 1976

Packaging method and apparatus

EX CELL O CORP34 citations87
US4085885AApr 25, 1978

Liquid proof flat top container with thumb notch release means

EX CELL O CORP7 citations71

ARDEN ELIZABETH CO

1 patent
US5451691ASep 19, 1995

Synthesis of cosmetic ingredients

ARDEN ELIZABETH CO2 citations61