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 numberUSD316540 S
Publication typeGrant
Application numberUS 07/330,884
Publication dateApr 30, 1991
Filing dateMar 31, 1989
Priority dateDec 21, 1988
Publication number07330884, 330884, US D316540 S, US D316540S, US-S-D316540, USD316540 S, USD316540S
InventorsKenichi Hirose
Original AssigneeNihon Kaiheiki Kogyo Kabushiki Kaisha
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Push button switch
US D316540 S
Previous page
Next page
  1. The ornamental design for a push button switch, as shown and described.

FIG. 1 is a front elevational view of a push button switch showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a top perspective view thereof.

Non-Patent Citations
1Button Switches on p. 268 of 1986 Allied Catalog.
2Keypad Switches on p. 23 of New Equipment Digest 3-89.
3Keypad Switches on p. 240 of Designer News, 7-7-86.
U.S. ClassificationD13/171