Lifting jack

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Information

Patent Grant
D272287

References
Source

Patent Number
D272,287
Date Filed
Wednesday, June 3, 1981
43 years ago
Date Issued
Tuesday, January 17, 1984
41 years ago

Inventors
- Tamotsu Kameda
Original Assignees
- YASUI SANGYO., LTD
Examiners
- Gandy; James M.
Agents
- Lackenbach, Siegel, Marzullo, Presta & Aronson

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.

US Referenced Citations (1)

Number	Name	Date	Kind
3521861	Freudenthal et al.	Jul 1970

Non-Patent Literature Citations (1)

Entry
1965 National Petroleum News Factbook Issue, p. 41, All Purpose Jack, top left side of page.