HALL NEAL FURNACE COMPANY has a total of 13 patent applications. Its first patent ever was published in 1922. It filed its patents most often in United States and Canada. Its main competitors in its focus markets thermal processes, machines and audio-visual technology are HYDROTECH CHEMICAL CORP, WINDHAGER OHG ANTON and GLOW WORM LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 12 | |
#2 | Canada | 1 |
# | Industry | |
---|---|---|
#1 | Thermal processes | |
#2 | Machines | |
#3 | Audio-visual technology | |
#4 | Control | |
#5 | Machine tools |
# | Technology | |
---|---|---|
#1 | Fluid heaters | |
#2 | Unspecified technologies | |
#3 | Teaching materials | |
#4 | Grates | |
#5 | Domestic stoves | |
#6 | Supplying fuel to combustion device | |
#7 | Advertising | |
#8 | Domestic stoves for solid fuels | |
#9 | Punching metal |
# | Name | Total Patents |
---|---|---|
#1 | Neal Harry W | 9 |
#2 | Gombert Frederick S | 1 |
#3 | Ld Burroughs Clark | 1 |
#4 | Dietz Clifford H | 1 |
#5 | Mcqueen James H | 1 |
Publication | Filing date | Title |
---|---|---|
US2745195A | Relative heat flow demonstrator | |
US2737174A | Furnace radiator mounting | |
US2644225A | Method of forming a fin radiator assembly | |
US1821204A | Furnace damper control | |
US1811182A | Furnace | |
US1768964A | Furnace drum | |
US1728072A | Furnace base | |
US1716083A | Fin radiator for warm-air furnaces | |
US1756697A | Furnace-grate-bar construction | |
US1511000A | Damper control for furnaces | |
US1488699A | Heat-radiator demonstrator | |
US1553260A | Domestic heating furnace | |
CA307443A | Fin radiator for warm-air furnaces |