Combined handset and announcement and siren signal generator...

Details Combined handset and announcement and siren signal generator... Combined handset and announcement and siren signal generator...

2006-02-21

2006-02-21

Greene, Paula A. (Department: 2912)

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Element or attachment

CD10S106910

Design Patent

active

D0515558

CLAIM:
The ornamental design for a combined handset and announcement and siren signal generator and control unit, as shown and described.

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patent: D502698 (2005-03-01), Mah
Signal Vehicle Products, LCS550 Micro-Tone Siren Amplifier & Light Controller, Installation and Operating Instructions, 2002.

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