PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D263481
|
Priority
May 24 1979
|
Filed
May 24 1979
|
Issued
Mar 23 1982
|
Expiry
Mar 23 1996
|
|
Assg.orig
|
|
Entity
unknown
|
5
|
6
|
n/a
|
|
|
The ornamental design for a picture plane grid viewer, as shown and described.
|
FIG. 1 is a perspective view of a picture plane grid viewer showing my new
design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a cross-sectional view of the picture plane grid viewer taken
along line 4--4 of FIG. 3.
FIG. 5 is a cross-sectional view of the picture plane grid viewer taken
along line 5--5 of FIG. 3.
Vest, Philip L.
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a