Digital directional coupler
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Description
FIG. 1 is a top plan view of a digital directional coupler showing a new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left elevational view thereof;
FIG. 5 is a right elevational view thereof;
FIG. 6 is a rear elevational view thereof; and,
FIG. 7 is a perspective view thereof.
Claims
The ornamental design for a digital directional coupler, as shown and described.
Referenced Cited
Patent History
Patent number: D470821
Type: Grant
Filed: May 8, 2001
Date of Patent: Feb 25, 2003
Assignee: Viewsonics, Inc. (Pompano Beach, FL)
Inventors: Martin Sperber (Coral Springs, FL), Tibor Urbanek (Boynton Beach, FL)
Primary Examiner: Joel Sincavage
Attorney, Agent or Law Firms: Sonnenschein Nath & Rosenthal, Brian R. McGinley
Application Number: 29/141,526
Type: Grant
Filed: May 8, 2001
Date of Patent: Feb 25, 2003
Assignee: Viewsonics, Inc. (Pompano Beach, FL)
Inventors: Martin Sperber (Coral Springs, FL), Tibor Urbanek (Boynton Beach, FL)
Primary Examiner: Joel Sincavage
Attorney, Agent or Law Firms: Sonnenschein Nath & Rosenthal, Brian R. McGinley
Application Number: 29/141,526
Classifications