US Patent 7312811 Video communication system

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Patent Jurisdiction

Patent Number

Patent Inventor Names

James P. Hertrich0

Robert E. Kralik0

Edward Polanek0

Date of Patent

December 25, 2007

Patent Application Number

112809280

Date Filed

November 16, 2005

Patent Primary Examiner

Patent abstract

A system and method in which two voltages are provided to a camera site. The voltages are used to power cameras having separate voltage requirements.

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