Spray etcher for work pieces in which the work pieces first move into the etcher in one direction and then leave the etcher in a reverse direction

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Description

FIG. 1 is a front perspective view of a spray etcher for work pieces in which the work pieces first move into the etcher in one direction and then leave the etcher in a reverse direction showing our new design; and

FIG. 2 is a rear perspective view of the etcher shown in FIG. 1.

Referenced Cited
U.S. Patent Documents
D184262 January 1959 Martz
D232189 July 1974 Goffredo
Patent History
Patent number: D243842
Type: Grant
Filed: Oct 20, 1975
Date of Patent: Mar 29, 1977
Assignee: Philip A. Hunt Chemical Corporation (Palisades Park, NJ)
Inventors: Burke Leon (Phoenix, AZ), Victor Johansen (Tempe, AZ), Peter Rose (Phoenix, AZ), Gary Rolih (Tempe, AZ)
Primary Examiner: Alan P. Douglas
Attorney: Morris Kirschstein
Application Number: 5/623,742
Classifications
Current U.S. Class: Miscellaneous (D15/199)
International Classification: D1599;