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DUAL-LITE MANUFACTURING, INC.
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NAGUABO, PR
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Patents Grants
last 30 patents
Information
Patent Grant
Canopy mounting device for exit signs and the like
Patent number
5,461,550
Issue date
Oct 24, 1995
Dual-Lite Manufacturing, Inc.
Robert M. Johnstone
G08 - SIGNALLING
Information
Patent Grant
Canopy mounting device for exit signs and the like
Patent number
5,272,605
Issue date
Dec 21, 1993
Dual-Lite Manufacturing, Inc.
Robert M. Johnstone
G08 - SIGNALLING
Information
Patent Grant
Improved power supply for intermittently energizing an external dev...
Patent number
4,843,300
Issue date
Jun 27, 1989
Dual-Lite Manufacturing, Inc.
Arnold N. Alderman
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Communicator and communication method and system
Patent number
4,837,779
Issue date
Jun 6, 1989
Dual-Lite Manufacturing, Inc.
Paul R. Lundgren
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74506031 - SPECTRON II PLUS
Serial number
74506031
Registration number
1978770
Filing date
Mar 28, 1994
Dual-Lite Manufacturing, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74147831 - DUAL LITE
Serial number
74147831
Filing date
Mar 14, 1991
Dual-Lite Manufacturing, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74147628 - DUAL-LITE
Serial number
74147628
Filing date
Mar 14, 1991
Dual-Lite Manufacturing, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73678384 - EXCALIBUR
Serial number
73678384
Registration number
1564212
Filing date
Aug 14, 1987
DUAL-LITE MANUFACTURING, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73525469 - SPECTRON
Serial number
73525469
Registration number
1390583
Filing date
Mar 6, 1985
Dual-Lite, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments