|
US3018922A
|
|
Liquid dispensing system
|
|
US1775302A
|
|
Oven of the direct-flame continuous-tunnel type
|
|
GB287623A
|
|
Improvements in or relating to ovens of the direct flame continuous tunnel type
|
|
GB164376A
|
|
Improvements in or relating to continuous and intermittent ovens suitable for the firing of pottery and for other purposes
|
|
US965589A
|
|
Grate.
|
|
US955600A
|
|
Valve.
|
|
US912694A
|
|
Gas-purifying apparatus.
|
|
US886663A
|
|
Valve-actuating mechanism.
|
|
US872710A
|
|
Tilting fire-grate.
|
|
US845749A
|
|
Combined gas seal and regulator.
|
|
US825064A
|
|
Valve for gas-generators.
|
|
US786603A
|
|
Valve for gas-generators.
|
|
US767217A
|
|
Gas-generator.
|
|
US812683A
|
|
Valve for gas-generators.
|
