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Envirotronics
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Grand Rapids, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Environmental test chamber
Patent number
6,272,767
Issue date
Aug 14, 2001
Envirotronics, Inc.
Dwayne D. Botruff
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Vibration table with uniform distribution
Patent number
6,220,100
Issue date
Apr 24, 2001
Envirotronics
Charles F. Felkins
G01 - MEASURING TESTING
Information
Patent Grant
Electronic multi-zone timed temperature control apparatus
Patent number
4,298,163
Issue date
Nov 3, 1981
Envirotronics
John G. Richardson
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
85253372 - ENDURANCE
Serial number
85253372
Registration number
4034721
Filing date
Feb 28, 2011
Envirotronics, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
76069124
Serial number
76069124
Registration number
2467792
Filing date
Jun 13, 2000
Envirotronics, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
76071320 - ENVIROTRONICS
Serial number
76071320
Registration number
2459787
Filing date
Jun 13, 2000
Envirotronics, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments