Search the Insulator Patent Reference Library:

Build your search criteria. The patent must match all the values specified.
Select patent types: Utility   Design   Reissue
Patent number:
Date:
Year between: and
Patentee starting with:
City:
State:
Assigned To starting with:
Description containing:
Category:
Class:    Subclass:
Click Search when complete:
SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (category = 'Furnace') ORDER BY date ASC, patent, type

Total of 10 patents found where: Category is 'Furnace';

View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.

T / S Patent Date Description Patentee Category Assigned To
 1853
U 9,789 June 14, 1853 Manufacturing Glass
Glass furnace for burning coal
BROOKFIELD, James M.
WHITE, Ephraim V.
Furnace  
 1854
U 11,893 November 7, 1854 Glass Furnace
Improved circular glass furnace using anthracite coal
HAY, Andrew K.
Furnace  
 1869
U 88,066 March 23, 1869 Improved Glass Furnace
Improved glass furnace with blower to remove fumes and improve the draught
OAKMAN, Samuel
Furnace  
 1871
U 117,320 July 25, 1871 Improvement in Chimneys
Improvement in chimney for glass furnace
OAKMAN, Samuel
Furnace  
 1872
U 128,914 July 9, 1872 Improvement in Apparatus for Burning Hydrocarbons as fuel
Glass furnace for burning gas
RUSSELL, William H.
Furnace James M. Brookfield
 1878
U 200,973 March 5, 1878 Improvement in Glass Furnaces
Glass furnace
BROOKFIELD, James M.
Furnace  
 1889
U 416,703 December 3, 1889 Glass Furnace
Glass furnace
PEASE, Jacob
Furnace 1/2 to William Brookfield
 1906
U 808,810 January 2, 1906 Glass Furnace
Furnace for discharging glass to make insulators
BROOKFIELD, Henry M.
Furnace  
 1907
U 841,112 January 15, 1907 Glass Furnace
Glass furnace for discharging glass to make insulators
BROOKFIELD, Henry M.
Furnace  
 1908
U 883,779 April 7, 1908 Glass Furnace and Appurtenances Thereof
Furnace for making glass insulators. Covers elements of patents 836,297 and 836,298.
BROOKFIELD, Henry M.
Furnace Brookfield Glass Co.

Total of 0.01 seconds