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H04M2215/8175

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HELECTRICITY H04Electric communication H04MTELEPHONIC COMMUNICATION H04M2215/00Metering arrangements Time controlling arrangements Time indicating arrangements

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H04M2215/8175Unsuccessful event

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 7,991,131
- Issue date Aug 2, 2011
- Alcatel-Lucent USA Inc.
- William Dale Bartter
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
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- Publication number 20080171529
- Publication date Jul 17, 2008
- LUCENT TECHNOLOGIES INC.
- William Dale Bartter
- G06 - COMPUTING CALCULATING COUNTING