Patent
   D309911
Priority
Nov 11 1988
Filed
Mar 08 1989
Issued
Aug 14 1990
Expiry
Aug 14 2004
Assg.orig
Entity
unknown
2
7
n/a
The ornamental design for a process unit for copying machine, as shown and described.

FIG. 1 is a front elevational view of a process unit for copying maching showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right front perspective view thereof.

Koyama, Shigeo, Etoh, Eiji

Patent Priority Assignee Title
D322279, Mar 07 1989 Mita Industrial Co., Ltd. Process unit for copying machine
D390867, Dec 25 1995 Toshiba Tec Kabushiki Kaisha Supply unit for supplying a developer for a copying machine
Patent Priority Assignee Title
4523615, Mar 17 1983 International Business Machines Corporation Method and apparatus for in situ purging a xerographic developer
4596455, Sep 20 1983 Kabushiki Kaisha Toshiba Developing apparatus
D286542, Mar 07 1984 Ricoh Company, LTD Developing unit for copying machine
EP230033,
JP127775,
JP200280,
JP279870,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 27 1989KOYAMA, SHIGEOMITA INDUSTRIAL COMPANY LIMITED,ASSIGNMENT OF ASSIGNORS INTEREST 0050520958 pdf
Feb 27 1989ETOH, EIJIMITA INDUSTRIAL COMPANY LIMITED,ASSIGNMENT OF ASSIGNORS INTEREST 0050520958 pdf
Mar 08 1989Mita Industrial Co., Ltd.(assignment on the face of the patent)
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