GB577415A
(de )
US2598787A
(en )
1952-06-03
Torch with concentric gas, oxygen, and mixture outlets
US2063396A
(en )
1936-12-08
Gas fuel burner
CN209180930U
(zh )
2019-07-30
辐射管点火烧嘴结构
GB614210A
(de )
US343708A
(en )
1886-06-15
Retort gas-lamp
US84768A
(en )
1868-12-08
Improvement in g-as-burners
GB175785A
(en )
1922-03-01
Improvements in connexion with appliances for burning liquid fuel alone or in conjunction with solid fuel and colloidal mixtures
US610263A
(en )
1898-09-06
Albert l
GB190628761A
(en )
1907-12-17
Improvements in Gas Cookers or Grillers.
US39820A
(en )
1863-09-08
Improvement in gas-burners
US312805A
(en )
1885-02-24
Geoege w
FR2446441A3
(fr )
1980-08-08
Poignee avec bouton de reglage pour chalumeau ou fer a souder a gaz
GB314721A
(en )
1929-07-04
Improvements in or relating to gas or vapour burners
US3007517A
(en )
1961-11-07
Gas conversion burner
US1608004A
(en )
1926-11-23
Valve
US788926A
(en )
1905-05-02
Bunsen burner.
GB190003284A
(en )
1901-02-19
Improvements in and connected with Gas Burners.
US1525494A
(en )
1925-02-10
Removable gas-burning device for heating domestic stoves
GB190321552A
(en )
1904-08-11
Improvements in Liquid-fuel Burners or Atomizers
GB191004293A
(en )
1910-03-31
Improvements in and relating to the Supply of Combustible in Gas Lamps.
GB551736A
(en )
1943-03-08
Improvements in regulating valves for the burners of gas-fired furnaces
GB190874A
(de )
GB104573A
(en )
1917-03-15
Improvements in Gas Burners for Heating Purposes.
GB191302601A
(en )
1914-02-02
Improvements in or relating to Valves or Adjustable Nipples for use with Gas or Vapour Burners.