Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD255351 S
Publication typeGrant
Application numberUS 05/920,216
Publication dateJun 10, 1980
Filing dateJun 28, 1978
Publication number05920216, 920216, US D255351 S, US D255351S, US-S-D255351, USD255351 S, USD255351S
InventorsDavid Pettijohn
Original AssigneeMidgard Electronic Company, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Circuit board
US D255351 S
Abstract  available in
Previous page
Next page
  1. The ornamental design for a circuit board, as shown.

FIG. 1 is a first side view of a circuit board showing my new design;

FIG. 2 is an edge view of the bottom edge of FIG. 1;

FIG. 3 is an edge view of the top edge of FIG. 1;

FIG. 4 is an edge view of either side; and

FIG. 5 is a second side view.

Non-Patent Citations
1Circuits Manufacturing 1972, p. 78--Plugboard #3677.
2Electronic Molding Corp., Product Bulletin FS-20, High Density Nurl-Loc I. C. Panel.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8113888Apr 29, 2009Feb 14, 2012Adc GmbhCircuit board for electrical connector and electrical connector
US20110014818 *Apr 29, 2009Jan 20, 2011Adc GmbhCircuit board for electrical connector adn electrical connector
U.S. ClassificationD13/182