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Toledo Engineering Co., Inc.
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Toledo, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Furnace electrode protector
Patent number
5,125,002
Issue date
Jun 23, 1992
Toledo Engineering Co., Inc.
William R. Steitz
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Manifold inputs and outputs for furnace regenerators
Patent number
RE33814
Issue date
Feb 4, 1992
Toledo Engineering Co., Inc.
Robert O. Bradley
432 - Heating
Information
Patent Grant
Method and apparatus for continuously melting glass and intermitten...
Patent number
4,961,772
Issue date
Oct 9, 1990
Toledo Engineering Co., Inc.
Raymond K. Duly
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Molten mass temperature conditioner
Patent number
4,424,071
Issue date
Jan 3, 1984
Toledo Engineering Co., Inc.
William R. Steitz
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Square glass furnace with sidewall electrodes
Patent number
4,246,433
Issue date
Jan 20, 1981
Toledo Engineering Co., Inc.
George B. Seifried
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Manifold inputs and outputs for furnace regenerators
Patent number
4,174,948
Issue date
Nov 20, 1979
Toledo Engineering Company
Robert O. Bradley
F27 - FURNACES KILNS OVENS RETORTS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74152557 - TECO INTERNATIONAL
Serial number
74152557
Registration number
1795454
Filing date
Apr 1, 1991
TOLEDO ENGINEERING CO., INC.
7 - Machines and machine tools
Information
Trademark
73199613 - SUPERFLUE
Serial number
73199613
Registration number
1147589
Filing date
Jan 11, 1979
TOLEDO ENGINEERING COMPANY, INC.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
72348365 - TECO
Serial number
72348365
Registration number
920875
Filing date
Jan 12, 1970
TOLEDO ENGINEERING CO., INC.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
72310506 - TECO
Serial number
72310506
Registration number
893482
Filing date
Oct 24, 1968
TOLEDO ENGINEERING CO., INC.
37 - Building construction
Information
Trademark
71528382 - TECO
Serial number
71528382
Registration number
528869
Filing date
Jul 11, 1947
TOLEDO ENGINEERING COMPANY, INC.
42 - Scientific and technological services and research and design relating thereto