Inventor
VITT ROGER A
4 patents
Patents
4 patentsUS5450697ASep 19, 1995
Removable cylinder locked mullion assembly
VON DUPRIN INC33 citations91
USD430786SSep 12, 2000
End cap for a door exit device push pad
VON DUPRIN INC20 citations90
USD433307SNov 7, 2000
Push pad
VON DUPRIN INC16 citations81
US5042852AAug 27, 1991
Latch and rod guard assembly
VON DUPRIN INC16 citations68