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The ornamental design for a four-pan algebra balance, as shown. |
FIG. 1 is a front view of a four-pan algebra balance showing my new design;
FIG. 2 is a right side view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jul 31 1997 | KUNG, GEORGE | CUISENAIARE COMPANY OF AMERICA, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008670 | /0257 | |
Aug 07 1997 | VICCHIOLLO, KEN | CUISENAIARE COMPANY OF AMERICA, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008670 | /0257 | |
Aug 11 1997 | Cuisenaire Company of America, Inc. | (assignment on the face of the patent) | / | |||
Apr 07 2000 | CUISENAIRE COMPANY OF AMERICA, INC | A DAIGGER & COMPANY, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010832 | /0470 |
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