Steven A. Bradley

Follow

Person

Prairie Village, KS, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for determining the uncovered size of an openi...
- Patent number 5,170,673
- Issue date Dec 15, 1992
- Landis & Gyr Powers, Inc.
- Osman Ahmed
- B08 - CLEANING
Information Patent Grant
System for controlling the differential pressure of a room having l...
- Patent number 5,115,728
- Issue date May 26, 1992
- Landis & Gyr Powers, Inc.
- Osman Ahmed
- B08 - CLEANING
Information Patent Grant
Apparatus for controlling the ventilation of laboratory fume hoods
- Patent number 5,092,227
- Issue date Mar 3, 1992
- Landis & Gyr Powers, Inc.
- Osman Ahmed
- B08 - CLEANING