CONDITION RESPONSIVE INDICATION ASSEMBLY AND METHOD

A communications assembly includes a central processing unit and a plurality of hardhat assemblies. The central processing unit transmits central signals and receives remote communications from the hardhat assemblies. The hardhat assemblies are operatively connected to the central processing unit in...

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Bibliographische Detailangaben

Hauptverfasser:	REEPMEYER, Gerrit, DEY, Saikat, SENGUPTA, Anupan, ZHAVORONKOV, Mikhail
Format:	Patent
Sprache:	eng
Online-Zugang:	Volltext bestellen
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