Ignition apparatus for blasting machine

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Information

Patent Grant
D297347

References
Source

Patent Number
D297,347
Date Filed
Wednesday, July 17, 1985
39 years ago
Date Issued
Tuesday, August 23, 1988
36 years ago

Inventors
- Ake Gustafsson
- Sune Hallin
Original Assignees
- NITRO-NOBEL A.B
Examiners
- Kemper; Catherine E.
Agents
- Frishauf, Holtz, Goodman et al.

US Classifications
- D22 - Arms, pyrotechnics, hunting and fishing equipment
- D10 - Measuring, testing, or signalling instruments
Field of Search
- US
- D22 112
- D14 95
- D10 75
- D10 77
- D10 78
- D13 12
- D13 15
- D13 41
- D13 99
- 102 27512
- 102 222
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an ignition apparatus for blasting machine, as shown and described.

Priority Claims (1)

Number	Date	Country	Kind
85-0111	Jan 1985	SEX

US Referenced Citations (4)

Number	Name	Date	Kind
D270142	Schwartz	Aug 1983
D274893	Fallon et al.	Jul 1984
D278212	Schwartz	Apr 1985
D293928	Lofgren	Jan 1988