Patent
   D250701
Priority
Jan 12 1977
Filed
Jan 12 1977
Issued
Jan 02 1979
Expiry
Jan 02 1993
Assg.orig
Entity
unknown
3
1
n/a
The ornamental design for an envelope power stacker, as shown.

FIG. 1 is an isometric view of the envelope power stacker showing my new design;

FIG. 2 is an end view thereof;

FIG. 3 is an end view thereof opposite the end view shown in FIG. 2;

FIG. 4 is a top plan view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a side elevational view thereof opposite the side shown in FIG. 5 .

Krupotich, Edward A.

Patent Priority Assignee Title
D299774, Sep 05 1986 Opex Corporation Envelope conveyor/stacker
D478121, Jan 07 2002 Opex Corporation Envelope opener
D974461, Mar 19 2019 Opex Corporation Envelope opener
Patent Priority Assignee Title
193551,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 12 1977Omation Corporation(assignment on the face of the patent)
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