Patent
   D351708
Priority
Apr 01 1992
Filed
Oct 01 1992
Issued
Oct 18 1994
Expiry
Oct 18 2008
Assg.orig
Entity
unknown
2
5
n/a
The ornamental design for my combined vacuum lifter head and operating valve therefore, as shown and described hereinbefore.

FIG. 1 is a perspective view of my combined vacuum lifter head and operating valve therefore shown obliquely from one side, slightly from the front side and slightly from below;

FIG. 2 is a perspective view of my combined vacuum lifter head and operating valve therefore, shown obliquely from the rear side and slightly from below; and,

FIG. 3 is a perspective view showing obliquely my combined vacuum lifter head and operating valve therefore from above from the front side, and from the opposite side as compared to the view shown in FIG. 1.

Andersson, Roland

Patent Priority Assignee Title
D389975, Apr 10 1996 KOMAG MATERIAL TECHNOLOGY, INCORPORATED; Komag, Incorporated Disk handling wand
D549423, Nov 18 2004 Adjusting device
Patent Priority Assignee Title
1574274,
4397491, Jul 30 1981 ENERGY, THE UNITED STATES OF AMERICA AS REPRESENTED BY THE DEPARTMENT OF Portable vacuum object handling device
4561687, May 30 1984 Harris Corporation Vacuum grip device
4749219, Jun 07 1988 Tek-Matik, Inc. Vacuum lift assembly
5172922, Apr 25 1991 HEWLETT-PACKARD DEVELOPMENT COMPANY, L P Self aligning vacuum nozzle
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Sep 23 1992ANDERSON, ROLANDPritec ABASSIGNMENT OF ASSIGNORS INTEREST 0063200176 pdf
Oct 01 1992Pritec AB(assignment on the face of the patent)
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