US2265210A
(en )
1941-12-09
Method and apparatus for regulating pressure
GB806807A
(enrdf_load_stackoverflow )
US1977150A
(en )
1934-10-16
Automatic lighter and gas cut-off
US1842337A
(en )
1932-01-19
Gaseous fuel control system
US2164887A
(en )
1939-07-04
Safety control and ignition means for multiple gas burners
US2594430A
(en )
1952-04-29
Safety cutoff system for gas
US2011111A
(en )
1935-08-13
Safety lighting device
US1842331A
(en )
1932-01-19
Gaseous fuel control system
US1474641A
(en )
1923-11-20
Pilot bitbnei
GB494216A
(enrdf_load_stackoverflow )
US2649904A
(en )
1953-08-25
Main burner ignition system
US1842332A
(en )
1932-01-19
Valve
US2148386A
(en )
1939-02-21
Gas burner ignition device
GB430394A
(enrdf_load_stackoverflow )
US3099279A
(en )
1963-07-30
Combination thermostat and safety valve
GB910763A
(enrdf_load_stackoverflow )
GB347633A
(enrdf_load_stackoverflow )
GB406929A
(enrdf_load_stackoverflow )
GB776944A
(enrdf_load_stackoverflow )
GB408842A
(enrdf_load_stackoverflow )
GB854338A
(enrdf_load_stackoverflow )
US2534474A
(en )
1950-12-19
Safety gas burner
GB461731A
(enrdf_load_stackoverflow )
GB365079A
(en )
1932-01-14
Ignition systems for gas burners and the like
GB1000958A
(enrdf_load_stackoverflow )