Culture spreader

Description

FIG. 1 is a top plan view of a culture spreader showing my new design; and

FIG. 2 is a side elevational view of the culture spreader of FIG. 1.

Referenced Cited
U.S. Patent Documents
3147197 September 1964 Connors
3742187 June 1973 Folus
3875015 April 1975 Wadley et al.
4102748 July 25, 1978 Vacanti
Patent History
Patent number: D282278
Type: Grant
Filed: Sep 27, 1983
Date of Patent: Jan 21, 1986
Inventor: Maurice Asa (Emeryville, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Law Firm: Bruce & McCoy
Application Number: 6/536,945
Classifications
Current U.S. Class: D24/29