Donald Edwin Elson

Follow

Person

Timonium, MD, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hand-held vacuum cleaner with power brush
- Patent number 4,928,346
- Issue date May 29, 1990
- Black & Decker Inc.
- Donald E. Elson
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Cordless vacuum cleaner with power brush
- Patent number 4,841,594
- Issue date Jun 27, 1989
- Black & Decker, Inc.
- Donald E. Elson
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Dual-mode corded/cordless system for power-operated devices
- Patent number 4,835,410
- Issue date May 30, 1989
- Black & Decker Inc.
- Pradeep M. Bhagwat
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Corded/cordless dual-mode power-operated device
- Patent number 4,835,409
- Issue date May 30, 1989
- Black & Decker Inc.
- Pradeep M. Bhagwat
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Battery charging circuit with thermostat control
- Patent number 3,935,525
- Issue date Jan 27, 1976
- The Black and Decker Manufacturing Company
- Donald Edwin Elson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER