Invention Grant
- Patent Title: Remotely controlled speakerphone providing access security
- Patent Title (中): 遥控扬声器提供访问安全
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Application No.: US12803076Application Date: 2010-06-18
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Publication No.: US08270584B2Publication Date: 2012-09-18
- Inventor: Tierney Winston Smith
- Applicant: Tierney Winston Smith
- Main IPC: H04M3/42
- IPC: H04M3/42
Abstract:
A phone having activation by password or control codes that are transmitted by an authorized caller for validation of an incoming call and for control of the phone.
Public/Granted literature
- US20100329441A1 Remotely controlled speakerphone providing access security Public/Granted day:2010-12-30
Information query
