Drexelbrook Engineering Company

Organization

Horsham, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Ultrasonic method for material monitoring
- Patent number 5,987,994
- Issue date Nov 23, 1999
- Drexelbrook Engineering Company
- Frederick L. Maltby
- G01 - MEASURING TESTING
Information Patent Grant
Ultrasonic method for material monitoring
- Patent number 5,760,309
- Issue date Jun 2, 1998
- Drexelbrook Engineering Company
- Frederick L. Maltby
- G01 - MEASURING TESTING
Information Patent Grant
Material level probe having crimp seal
- Patent number 5,307,678
- Issue date May 3, 1994
- Drexelbrook Engineering Co.
- Evan Cost
- G01 - MEASURING TESTING
Information Patent Grant
Two-wire compensated level measuring instrument
- Patent number 5,049,878
- Issue date Sep 17, 1991
- Drexelbrook Engineering Company
- David M. Stern
- G01 - MEASURING TESTING
Information Patent Grant
Two-wire level measuring instrument
- Patent number 4,851,831
- Issue date Jul 25, 1989
- Drexelbrook Engineering Co.
- David M. Stern
- G01 - MEASURING TESTING
Information Patent Grant
Fail-safe instrument system
- Patent number 4,573,040
- Issue date Feb 25, 1986
- Drexelbrook Engineering Company
- Frederick L. Maltby
- G08 - SIGNALLING
Information Patent Grant
Two-wire level measuring instrument
- Patent number 4,485,673
- Issue date Dec 4, 1984
- Drexelbrook Engineering Company
- David M. Stern
- G01 - MEASURING TESTING
Information Patent Grant
Fail-safe instrument system
- Patent number 4,363,030
- Issue date Dec 7, 1982
- Drexelbrook Engineering Company
- Frederick L. Maltby
- G08 - SIGNALLING

Drexelbrook Engineering Company

Organization

Patents Grantslast 30 patents

Ultrasonic method for material monitoring

Ultrasonic method for material monitoring

Material level probe having crimp seal

Two-wire compensated level measuring instrument

Two-wire level measuring instrument

Fail-safe instrument system

Two-wire level measuring instrument

Fail-safe instrument system

Patents Applicationslast 30 patents

Trademarklast 30 trademarks