Signal conversion device

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Description

FIG. 1 is a front elevation view of a signal conversion device showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side view elevation thereof; and,

FIG. 7 is a top, perspective view thereof.

Claims

The ornamental design for a signal conversion device, as shown and described.

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Patent History
Patent number: RE45712
Type: Grant
Filed: Sep 18, 2014
Date of Patent: Oct 6, 2015
Assignee: Photonics Electronics Technology Research Association (PETRA) (Tokyo)
Inventors: Ichiro Ogura (Tokyo), Koichi Takemura (Tokyo)
Primary Examiner: Phillip S Hyder
Application Number: 29/474,434