Inventor

ESSER HANS J

4 patents

Patents

4 patents

US4387918AJun 14, 1983

Deadlock mechanism

OGDEN INDUSTRIES PTY LTD36 citations90

US4248068AFeb 3, 1981

Deadlocking mechanism

OGDEN INDUSTRIES PTY LTD37 citations90

US4676537AJun 30, 1987

Sliding door latch strike

OGDEN INDUSTRIES PTY LTD22 citations78

US4483162ANov 20, 1984

Locking mechanism

OGDEN INDUSTRIES PTY LTD18 citations71