|
US2130491A
(en)
|
|
Draft control system
|
|
BE441062A
(enrdf_load_html_response)
|
|
|
|
US2296648A
(en)
|
|
Automatic shutoff valve for high and low pressure and temperature release
|
|
US2011063A
(en)
|
|
Valve construction
|
|
US2659426A
(en)
|
|
Oil burner with heat responsive fuel cutoff
|
|
EP1298392A1
(en)
|
|
Device for shutting off the flow of gas in a gas-fed apparatus
|
|
US2484301A
(en)
|
|
Safety control |
|
US1254768A
(en)
|
|
Fuel-feeding means.
|
|
CH346196A
(fr)
|
|
Dispositif de sécurité pour appareil à brûleur à gaz
|
|
BE530072A
(enrdf_load_html_response)
|
|
|
|
BE507643A
(enrdf_load_html_response)
|
|
|
|
US1735475A
(en)
|
|
Temperature-actuated automatic control valve
|
|
GB2088593A
(en)
|
|
Safety devices for flued gas appliances
|
|
US2549300A
(en)
|
|
Whistling cap for gas appliances
|
|
GB2179767A
(en)
|
|
Safety device for flued gas appliance
|
|
SU992928A1
(ru)
|
|
Устройство дл автоматического контрол проточного газового водонагревател
|
|
OA20616A
(fr)
|
|
Dispositif mécanique de coupure de gaz programmable à membrane muni du système de sécurité.
|
|
JPS6016860Y2
(ja)
|
|
燃焼安全装置付燃焼機器
|
|
JPS589701Y2
(ja)
|
|
据置式湯沸器
|
|
BE445044A
(enrdf_load_html_response)
|
|
|
|
US958245A
(en)
|
|
Gas apparatus.
|
|
BE443216A
(enrdf_load_html_response)
|
|
|
|
KR960006907Y1
(ko)
|
|
가스레인지의 가스안전 차단장치
|
|
JPS589080Y2
(ja)
|
|
ガス器具用雰囲気監視口火装置
|
|
CH328982A
(fr)
|
|
Installation de chauffage central au gaz à circulation d'eau
|