GB910763A
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CA2676467C
(en )
2012-09-25
Boiler and pilot system
GB494216A
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GB406929A
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GB347224A
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GB347633A
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US1474641A
(en )
1923-11-20
Pilot bitbnei
US2594430A
(en )
1952-04-29
Safety cutoff system for gas
GB806807A
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GB866135A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
US3526471A
(en )
1970-09-01
Heat generating system
GB736866A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
1900-01-01
SU1481567A2
(ru )
1989-05-23
Устройство дл контрол газовых аппаратов
GB1535101A
(en )
1978-12-06
Water heater
GB448534A
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SU160790A1
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
GB528071A
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GB449114A
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SU162472A1
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GB470469A
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GB403317A
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GB709021A
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GB430394A
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GB398458A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html )
GB380032A
(en )
1932-09-08
Improvements in or relating to thermostatic valve-controlled gas burners