Patent
   D251598
Priority
Oct 18 1977
Filed
Oct 18 1977
Issued
Apr 17 1979
Expiry
Apr 17 1993
Assg.orig
Entity
unknown
7
4
n/a
The ornamental design for an electronic analog computer, substantially as shown and described.

FIG. 1 is an isometric view of an electronic analog computer showing my new design;

FIG. 2 is a side elevational view thereof.

Gabriel, Edwin Z.

Patent Priority Assignee Title
D265322, Mar 21 1979 Educational electronic analog computer laboratory
D281083, Aug 01 1983 Educational electronic experimentation laboratory
D293452, Nov 13 1984 Educational electronic experimentation lab-kit
D296876, Sep 03 1985 Electronic clock
D529090, Feb 03 2005 Cable and wireless trainer
ER1085,
ER7471,
Patent Priority Assignee Title
3728534,
202704,
220626,
225532,
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