Oxygen tank key
Description
The broken lines in
Claims
The ornamental design for an “oxygen tank key,” as shown and described.
Referenced Cited
Patent History
Patent number: D611787
Type: Grant
Filed: Dec 31, 2007
Date of Patent: Mar 16, 2010
Inventor: Joshua E. Knapp (New York, NY)
Primary Examiner: Robert A Delehanty
Attorney: Norman E. Lehrer
Application Number: 29/294,255
Type: Grant
Filed: Dec 31, 2007
Date of Patent: Mar 16, 2010
Inventor: Joshua E. Knapp (New York, NY)
Primary Examiner: Robert A Delehanty
Attorney: Norman E. Lehrer
Application Number: 29/294,255
Classifications
Current U.S. Class:
D8/28;
Handle (D23/250)