GB1530310A
(en )
1978-10-25
Fluid flow control valves
ITPD20100393A1
(it )
2012-06-28
Dispositivo per il controllo dell'erogazione di un gas combustibile verso un bruciatore, particolarmente per apparecchi riscaldatori di acqua
GB347633A
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GB347224A
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GB494216A
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GB470469A
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US2594430A
(en )
1952-04-29
Safety cutoff system for gas
GB406929A
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GB449114A
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GB430394A
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GB708258A
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GB398458A
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GB475773A
(en )
1937-11-25
Improvements in and relating to gas valves and controlling arrangements therefor
JPS5919856Y2
(ja )
1984-06-08
強制給排気式ガス燃焼器
GB406569A
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GB448534A
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MX9707580A
(es )
1998-04-30
CONJUNTO COMBINADO DE REGULADOR DE PRESIaN Y VALVULA PARA CONTROLAR EL FLUJO DE GAS COMBUSTIBLE A VARIOS QUEMADORES.
GB723334A
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GB461731A
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GB403317A
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JPS5851547Y2
(ja )
1983-11-24
瞬間ガス湯沸器
SU174568A1
(ru )
УСТРОЙСТВО дл РЕГУЛИРОВАНИЯ РАБОТЫ ГАЗОВОГО
GB380032A
(en )
1932-09-08
Improvements in or relating to thermostatic valve-controlled gas burners
GB705681A
(en )
1954-03-17
Improvements in or relating to control valves for gas burning heating plants
GB910763A
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