Welding control unit for resistance welding

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Information

Patent Grant
D306302

References
Source

Patent Number
D306,302
Date Filed
Thursday, April 7, 1988
36 years ago
Date Issued
Tuesday, February 27, 1990
34 years ago

Inventors
- Michael Lalonde
- Takatomo Izume
Original Assignees
- TOSHIBA CORPORATION
Examiners
- Largen; James R.
- Asch; Jeffrey
Agents
- Oblon, Spivak, McClelland, Maier & Neustadt

US Classifications
- D15 - Machines not elsewhere specified
Field of Search
- US
- D15 144
- D15 1441
- 219 55
- 361 334
- 361 379
- 361 385
- 336 90
- D13 12
- D13 13
- D13 40
- D13 41
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a welding control unit for resistance welding, as shown.

US Referenced Citations (4)

Number	Name	Date	Kind
D230406	Hampton	Feb 1974
D252568	Comstock	Aug 1979
D287360	Lehmann	Dec 1986
4712157	Simonson et al.	Dec 1987

Non-Patent Literature Citations (1)

Entry
Mitsubishi Programable Controllers Catalog, cover.