Electrocardiographic recording paper

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Information

Patent Grant
D271334

References
Source

Patent Number
D271,334
Date Filed
Monday, March 2, 1981
43 years ago
Date Issued
Tuesday, November 8, 1983
41 years ago

Inventors
- Hyman Grossman
Original Assignees
- Cambridge Instruments GmbH
Examiners
- Ansher; Bernard
Agents
- Geoffrey, Jr.; Eugene E.

US Classifications
- D24 - Medical and laboratory equipment
Field of Search
- US
- D24 17
- D24 99
- 019 5
- 435 22
- 033 1 B
- 033 1 C
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for electrocardiographic recording paper, as shown and described.

US Referenced Citations (7)

Number	Name	Date	Kind
D217577	Couve	May 1970
D256616	Stuckelman	Aug 1980
D267044	Birath	Nov 1982
2124208	Paully	Jul 1938
3027891	Fields	Apr 1962
4050079	Pegnim et al.	Sep 1977
4090505	Mortara	May 1978

Non-Patent Literature Citations (1)

Entry
Keuffel and Esser Co., 1936, p. 52, top of page cross-section paper.