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The ornamental design for digital electronic branch exchange unit, as shown and described. |
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FIG. 1 is a top front right side perspective view of a digital electronic branch exchange unit showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a right side elevational view thereof, a left side elevational view being a mirror image of the right;
FIG. 5 is a rear elevational view thereof; and,
FIG. 6 is a bottom plan view thereof.
| Patent | Priority | Assignee | Title |
| D337770, | Jan 27 1992 | AMERICAN TELEPHONE AND TELEGRAPH COMPANY - A CORP OF NY | Cabinet for electronic apparatus |
| D353143, | Jun 25 1992 | Kabushiki Kaisha Toshiba | Housing for telephone switchboard |
| D355419, | Jun 25 1992 | Kabushiki Kaisha Toshiba | Housing for telephone switchboard |
| D361073, | Mar 01 1994 | HARRIS STRATEX NETWORKS, INC | Microwave radio enclosure |
| D367652, | Mar 07 1995 | Motorola, Inc. | Housing for a cellular base unit |
| D372464, | Aug 22 1995 | International Business Machines Corporation | Multimedia storage and delivery system enclosure |
| D377931, | Jan 16 1996 | HEWLETT-PACKARD DEVELOPMENT COMPANY, L P | Computer peripheral device |
| D378081, | May 10 1993 | Sun Microsystems, Inc | Configurable multi-product electronics enclosure |
| D382879, | Mar 07 1995 | Motorola, Inc | Housing for a cellular base unit |
| D396234, | Feb 02 1996 | Hitachi, Ltd. | Optical transmission equipment |
| D420674, | Aug 18 1998 | Nokia Telecommunications Oy | Base station |
| D439577, | Jul 14 1999 | Microsoft Mobile Oy | Base transceiver station for mobile network |
| D464644, | Feb 21 2001 | Hitachi, LTD | Telephone exchange equipment |
| D470132, | May 17 2001 | Microsoft Mobile Oy | Base transceiver station for mobile network |
| Patent | Priority | Assignee | Title |
| 236007, | |||
| D279562, | Feb 25 1983 | Digital telephone exchange equipment cabinet or similar article | |
| D284187, | Mar 05 1984 | Nortel Networks Limited | Telecommunications equipment cabinet |
| D294028, | Jul 29 1985 | American Telephone and Telegraph Company, AT&T Information Systems | Computer housing or similar article |
| D299455, | Dec 21 1984 | Nortel Networks Limited | Telecommunications housing |
| D307752, | Dec 01 1986 | Nippon Telegraph and Telephone Corporation; Kabushiki Kaisha Toshiba | Electronic private branch exchange housing or similar article |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 22 1990 | ANDO, TAKAHARU | Kabushiki Kaisha Toshiba | ASSIGNMENT OF ASSIGNORS INTEREST | 006008 | /0232 | |
| Feb 20 1990 | Kabushiki Kaisha Toshiba | (assignment on the face of the patent) | / |
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