USD293791S - Digital communication switching exchange - Google Patents

Digital communication switching exchange Download PDF

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Publication number
USD293791S
USD293791S US06/701,250 US70125085F USD293791S US D293791 S USD293791 S US D293791S US 70125085 F US70125085 F US 70125085F US D293791 S USD293791 S US D293791S
Authority
US
United States
Prior art keywords
digital communication
communication switching
switching exchange
exchange
view
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US06/701,250
Inventor
Stanley W. Heldenbrand
Michael Brown
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to US06/701,250 priority Critical patent/USD293791S/en
Assigned to BELL-NORTHERN RESEARCH LTD. reassignment BELL-NORTHERN RESEARCH LTD. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: BROWN, MICHAEL
Assigned to NORTHERN TELECOM LIMIED reassignment NORTHERN TELECOM LIMIED ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: BELL-NORTHERN RESEARCH LTD.
Assigned to BNR INC. reassignment BNR INC. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: HELDENBRAND, STANLEY W.
Assigned to NORTHERN TELECOM LIMITED reassignment NORTHERN TELECOM LIMITED ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: BNR INC.
Application granted granted Critical
Publication of USD293791S publication Critical patent/USD293791S/en
Assigned to NORTEL NETWORKS CORPORATION reassignment NORTEL NETWORKS CORPORATION CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: NORTHERN TELECOM LIMITED
Assigned to NORTEL NETWORKS LIMITED reassignment NORTEL NETWORKS LIMITED CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: NORTEL NETWORKS CORPORATION
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a front perspective view of a digital communication switching exchange showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a side elevational view thereof, the opposite side being a mirror image;
FIG. 6 is a rear elevational view thereof.
The louvers on the front of the design are partially shown in FIGS. 1 and 4 for convenience of illustration, it being understood that the louvers continue across the rectangular panels. The design is shaded to indicate contrast.

Claims (1)

  1. The ornamental design for a digital communication switching exchange, substantially as shown and described.
US06/701,250 1985-02-13 1985-02-13 Digital communication switching exchange Expired - Lifetime USD293791S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US06/701,250 USD293791S (en) 1985-02-13 1985-02-13 Digital communication switching exchange

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/701,250 USD293791S (en) 1985-02-13 1985-02-13 Digital communication switching exchange

Publications (1)

Publication Number Publication Date
USD293791S true USD293791S (en) 1988-01-19

Family

ID=70189069

Family Applications (1)

Application Number Title Priority Date Filing Date
US06/701,250 Expired - Lifetime USD293791S (en) 1985-02-13 1985-02-13 Digital communication switching exchange

Country Status (1)

Country Link
US (1) USD293791S (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD387035S (en) * 1994-11-08 1997-12-02 Rittal-Werk Rudolf Loh Gmbh & Co. Kg Switchgear cabinet
US20080041432A1 (en) * 2005-05-13 2008-02-21 Willis Phillip M Walking cane assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD387035S (en) * 1994-11-08 1997-12-02 Rittal-Werk Rudolf Loh Gmbh & Co. Kg Switchgear cabinet
US20080041432A1 (en) * 2005-05-13 2008-02-21 Willis Phillip M Walking cane assembly

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