-
Lightweight breathing device
-
Patent number 5,386,824
-
Issue date Feb 7, 1995
-
Guy S. Nelepka
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
-
Lightweight breathing device
-
Patent number 5,209,224
-
Issue date May 11, 1993
-
Guy S. Nelepka
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
-
Lightweight breathing device
-
Patent number 5,099,835
-
Issue date Mar 31, 1992
-
Guy S. Nelepka
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
-
Lightweight breathing device
-
Patent number 4,928,686
-
Issue date May 29, 1990
-
Guy S. Nelepka
-
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT