US2265210A
(en )
1941-12-09
Method and apparatus for regulating pressure
GB806807A
(enExample )
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
US1474641A
(en )
1923-11-20
Pilot bitbnei
GB494216A
(enExample )
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
(enExample )
US2729286A
(en )
1956-01-03
Safety control and ignition apparatus for fuel burners
GB910763A
(enExample )
GB347633A
(enExample )
GB406929A
(enExample )
GB776944A
(enExample )
GB408842A
(enExample )
GB854338A
(enExample )
GB461731A
(enExample )
GB365079A
(en )
1932-01-14
Ignition systems for gas burners and the like
GB1000958A
(enExample )
GB358390A
(en )
1931-10-08
Improvements in or relating to regulators for hot water supply devices
US582175A
(en )
1897-05-11
Jean canellopoulos