Lifting jack

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Information

Patent Grant
D272670

References
Source

Patent Number
D272,670
Date Filed
Friday, March 6, 1981
43 years ago
Date Issued
Tuesday, February 14, 1984
40 years ago

Inventors
- Tozaburo Tsujimura
Original Assignees
- YASUI SANGYO., LTD
Examiners
- Gandy; James M.
Agents
- Zarley, McKee, Thomte, Voorhees & Sease

US Classifications
- D34 - Material or article handling equipment
Field of Search
- US
- D34 31
- 254 8 B
- 254 9 B
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a lifting jack, substantially as shown and described.

US Referenced Citations (1)

Number	Name	Date	Kind
4018421	Tallman	Apr 1977

Non-Patent Literature Citations (2)

Entry
Ausco Catalog No. 158, .COPYRGT.5/58, p. 7, D-7400 Jack, center of page.
Motor Magazine, 3/60, p. 96, Blackhawk Lift, lower left side of page.