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HAMDEN INDUSTRIES, INC.
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BRIDGEPORT, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process and apparatus for making a plurality of building modules ha...
Patent number
4,280,974
Issue date
Jul 28, 1981
Hamden Industries, Inc.
Matthew R. Piazza
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73256595 - ENERIT
Serial number
73256595
Registration number
1169311
Filing date
Apr 3, 1980
Hamden Industries, Inc.
19 - Building materials (non-metallic)
Information
Trademark
73132092 - MT
Serial number
73132092
Registration number
1113000
Filing date
Jun 27, 1977
MASO-THERM CORP.
7 - Machines and machine tools
Information
Trademark
73132093 - MASO-THERM
Serial number
73132093
Registration number
1113001
Filing date
Jun 27, 1977
MASO-THERM CORP.
7 - Machines and machine tools