|
US1211755A
|
|
Boiler and other furnace.
|
|
CA174924A
|
|
Fluid control for furnace gate
|
|
US1223830A
|
|
Grate for automatic stokers.
|
|
CA177195A
|
|
Grate
|
|
CA177196A
|
|
Ash remover for furnaces
|
|
US1210363A
|
|
Boiler and other furnace.
|
|
US1210364A
|
|
Boiler and other furnace.
|
|
US1171803A
|
|
Boiler and other furnace.
|
|
US1112383A
|
|
Grate.
|
|
US1080368A
|
|
Steam-boiler furnace.
|
|
US964938A
|
|
Chopper.
|
|
US964937A
|
|
Lifting fire-bar.
|
|
GB190914600A
|
|
Improvements in Mechanical Stokers.
|
|
US876728A
|
|
Grate.
|
|
US851253A
|
|
Fuel-feeding device for boiler-furnaces.
|
|
US823549A
|
|
Fuel-feeding device for boiler-furnaces.
|
|
GB190413415A
|
|
Fuel Feeding Devices for Boiler Furnaces.
|
|
CA90501A
|
|
Fuel feeder for boiler furnaces
|
|
US767084A
|
|
Fuel-feeding device for boiler-furnaces.
|
|
US767083A
|
|
Fuel-feeding device for boiler-furnaces.
|
