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 numberUSD505157 S1
Publication typeGrant
Application numberUS 29/205,991
Publication dateMay 17, 2005
Filing dateMay 25, 2004
Priority dateMay 25, 2004
Publication number205991, 29205991, US D505157 S1, US D505157S1, US-S1-D505157, USD505157 S1, USD505157S1
InventorsChen-Lang Fan
Original AssigneeChen-Lang Fan
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Blackboard eraser and dust collecter
US D505157 S1
Abstract  available in
Previous page
Next page
  1. The ornamental design for a blackboard eraser and dust collecter, as shown and described.

FIG. 1 is a front view of a blackboard eraser and dust collecter showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a perspective view thereof.

U.S. ClassificationD19/187