Search the Insulator Patent Reference Library

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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'BROOKFIELD') AND (first_name = 'Henry M.') ORDER BY date ASC, patent, type

Total of 23 patents found where: Last Name is 'BROOKFIELD'; First Name is 'Henry M.';

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
		1898
U	596,651	January 4, 1898	Press for Making Insulators Press for making insulators	BROOKFIELD, Henry M.	Press	William Brookfield
U	596,652	January 4, 1898	Press for Making Insulators Press for making insulators	BROOKFIELD, Henry M. KRIBS, Seraphin	Press	William Brookfield
		1900
U	646,948	April 10, 1900	Press for Molding Insulators Automatic press for making insulators	BROOKFIELD, Henry M. KRIBS, Seraphin	Press	Brookfield Glass Co.
U	646,949	April 10, 1900	Press for Molding Insulators or Similar Articles Automatic press for making insulators	BROOKFIELD, Henry M.	Press
		1905
U	790,715	May 23, 1905	Machinery for the Manufacture of Glass Insulators or Other Glass Articles Hand operated press and mold for making glass bushings, etc. compensates for quantity of glass	BROOKFIELD, Henry M.	Press
U	790,716	May 23, 1905	Machinery for the Manufacturing of Glassware Annealing conveyor for glassware (leer and endless conveyor)	BROOKFIELD, Henry M.	Annealing
		1906
U	808,810	January 2, 1906	Glass Furnace Furnace for discharging glass to make insulators	BROOKFIELD, Henry M.	Furnace
U	810,031	January 16, 1906	Press for Making Glass Articles Press for making insulators and bottles	BROOKFIELD, Henry M.	Press
U	826,139	July 17, 1906	Device for Mixing Ingredients for Making Glass and for Feeding them to Furnaces Mixer for mixing ingredients for glass insulators	BROOKFIELD, Henry M.	Mixer
U	835,235	November 6, 1906	Press for Making Glass Insulators or Similar Articles Press for making insulators	BROOKFIELD, Henry M. STIVERS, William D.	Press	Henry M. Brookfield
U	835,236	November 6, 1906	Press for Making Insulators or Similar Articles Press for making insulators	BROOKFIELD, Henry M.	Press
U	835,393	November 6, 1906	Process for Molding Glass Press using steam to cool threading mandrel to prevent deformation of threads	BROOKFIELD, Henry M.	Press
U	836,297	November 20, 1906	Apparatus for Making Glass Insulators or Other Similar Glass Articles Press, fully automatic operation: glass flow apparatus for measuring molten glass	BROOKFIELD, Henry M.	Press
U	836,298	November 20, 1906	Process of Making Glass Insulators or Other Glass Articles Process covering patent 836,297: press, fully automatic operation, measuring molten glass to annealing	BROOKFIELD, Henry M.	Press
		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.
U	889,354	June 2, 1908	Process for Feeding Molten Glass for Making Glass Insulators or Similar Articles Process for feeding molten glass to the press	BROOKFIELD, Henry M.	Process	Brookfield Glass Co.
		1911
U	1,011,023	December 5, 1911	Machine for Making Glass Articles Press for making glass insulators	BROOKFIELD, Henry M.	Press	Brookfield Glass Co.
		1915
U	1,136,504	April 20, 1915	Glass and Art of Making the Same Glass made from cullet with lime and clay added	BROOKFIELD, Henry M.	Glass
U	1,137,000	April 27, 1915	Fluid Molding Press Press for making glass insulators	BROOKFIELD, Henry M. OLSEN, Sigward	Press	Brookfield Glass Co.
U	1,143,885	June 22, 1915	Process for Making a Compound of Glass Glass made from cullet with large amount of lime added for toughness	BROOKFIELD, Henry M.	Glass
U	1,144,527	June 29, 1915	Mold Press for making glass insulators	BROOKFIELD, Henry M. OLSEN, Sigward	Press	Brookfield Glass Co.
		1924
U	1,505,537	August 19, 1924	Machine for Forming Glass Articles Severing and delivering glass from a continuous flow. Press for making glass insulators	BROOKFIELD, Henry M.	Press	Brookfield Glass Co.

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