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The ornamental design for a ferrite core, as shown and described. |
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FIG. 1 is a front view illustrating an embodiment of a ferrite core according to our new design.
FIG. 2 is a back view thereof.
FIG. 3 is a top plan view thereof.
FIG. 4 is a bottom view thereof.
FIG. 5 is a side elevational view from the left thereof.
FIG. 6 is a side elevational view from the right thereof.
FIG. 7 is a perspective view thereof.
| Patent | Priority | Assignee | Title |
| 3315196, | |||
| 3371301, | |||
| 3430174, | |||
| 3609615, | |||
| 4004251, | Nov 03 1975 | General Electric Company | Inverter transformer |
| 4424504, | Jun 19 1981 | TDK CORPORATION 13-1 NIHOMBASHI 1-CHOME, CHUO-KU, TOKYO | Ferrite core |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| May 27 1982 | MITSUI, TADASHI | TDK ELECTRONICS LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 004016 | /0754 | |
| Jun 18 1982 | T.D.K. Corp. | (assignment on the face of the patent) | / | |||
| May 13 1983 | TDK ELECTRONICS CO , LTD | TDK CORPORATION 13-1 NIHOMBASHI 1-CHOME, CHUO-KU, TOKYO | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 004205 | /0139 |
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