Teaching scale

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Information

Patent Grant
D400813

References
Source

Patent Number
D400,813
Date Filed
Monday, September 29, 1997
27 years ago
Date Issued
Tuesday, November 10, 1998
26 years ago

Inventors
- Eric Toriumi
- Tirza Ernst
Original Assignees
- Learning Resources, Inc.
Examiners
- Davis; Antoine Duval
Agents
- Saret; Larry L.
- Laff, Whitesel Conte & Saret, Ltd.

US Classifications
- D10 - Measuring, testing, or signalling instruments
Field of Search
- US
- D10 90
- 177 190-195
- 177 199
- 177 200
- 177 201
- 177 225
- 177 237-243
- 177 246
- 177 253
- 177 255
- 434 188-216
International Classifications
- 1004
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a teaching scale, as shown.

US Referenced Citations (3)

Number	Name	Date	Kind
D379315	Woldenberg et al.	May 1997
3527311	Ohaus et al.	Sep 1970
4042050	Myers	Aug 1977