Printed circuit board fabrication instrument

- D.E.M. Controls of Canada
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Description

FIG. 1 is a top, front and left side perspective view of a printed circuit board fabrication instrument showing my new design; and,

FIG. 2 is a top, rear and right side perspective view thereof.

The bottom plan view, not shown, being conventional.

Referenced Cited
U.S. Patent Documents
778612 December 1904 Ward
895621 August 1908 Fawell
949504 February 1910 Sexton
2031054 February 1936 McCarthy
2135838 January 1936 Paxton
2718296 September 1955 Johnson
2748919 June 1956 Britton et al.
2921670 January 1960 Albers
3042185 July 1962 Welch, III
3082774 March 1963 Benton et al.
3313199 April 1967 Houvener et al.
3416638 December 1968 Buck
3440900 April 1969 Neal
3457234 January 1969 Gianatasio
3667589 June 1972 Constable
4015706 April 5, 1977 Goffredo et al.
4690391 September 1, 1987 Stoffel et al.
4890382 January 2, 1990 Anderson et al.
5033185 July 23, 1991 Hidese
5044062 September 3, 1991 Maskens et al.
Foreign Patent Documents
1280994 February 1961 FRX
Other references
  • General Processing Guide for Tinbond.TM. 600, E.I. duPont de Nemours Corp., Wilmington, Del.
Patent History
Patent number: D326861
Type: Grant
Filed: Aug 29, 1989
Date of Patent: Jun 9, 1992
Assignee: D.E.M. Controls of Canada (Montreal)
Inventor: Mark D'Amato (Montreal)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Antoine D. Davis
Law Firm: Stetina and Brunda
Application Number: 7/400,891
Classifications
Current U.S. Class: Miscellaneous (D15/199)