Wheelchair frame

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Information

Patent Grant
D306712

References
Source

Patent Number
D306,712
Date Filed
Monday, December 14, 1987
37 years ago
Date Issued
Tuesday, March 20, 1990
34 years ago

Inventors
- Paul H. Friedrich
Original Assignees
- Everest & Jennings, Inc.
Examiners
- Burke; Wallace R.
- Chin; Kay H.
Agents
- Kelly, Bauersfeld & Lowry

US Classifications
- D12 - Transportation
Field of Search
- US
- D12 128
- D12 131
- 280 2501
- 280 3041
- 280 2421
- 297 DIG 4
- 180 907
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a wheelchair frame, as shown and described.

US Referenced Citations (4)

Number	Name	Date	Kind
D294475	Chen	Mar 1988
4650201	Hartwell	Mar 1987
4652005	Hartwell	Mar 1987
4682783	Kuschall	Jul 1987