Sterilization indicator card

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Description

FIG. 1 is a front elevational view of a sterilization indicator card showing my new design, the opposite side being plain and unornamented.

FIG. 2 is a right end elevational view; and

FIG. 3 is a bottom edge view.

Referenced Cited
U.S. Patent Documents
D222516 October 1971 Kelson
D233068 October 1974 Bringas
3002385 October 1961 Wahl et al.
3545400 December 1970 Smith
3568627 March 1971 Selinger
Patent History
Patent number: D242656
Type: Grant
Filed: Jul 21, 1975
Date of Patent: Dec 7, 1976
Assignee: Propper Manufacturing Co., Inc. (Long Island City, NY)
Inventor: Arthur W. Kelson (New York, NY)
Primary Examiner: Joel Stearman
Assistant Examiner: George P. Word
Attorney: Morton Amster
Application Number: 5/597,435
Classifications
Current U.S. Class: D83/1W
International Classification: D2499;