For two-way radio communication where safety gear is required, a lightweight helmet with few protrusions has been designed. The electronics components and power supply are mounted between the inner and outer shells, and resilient padding is used for the lining.
Comfortable, lightweight safety helmet holds radio transmitter, receiver
01.05.1964
Sonstige
Keine Angabe
Englisch
RADIO COMMUNICATION SYSTEM, AND TRANSMITTER AS WELL AS RECEIVER
Europäisches Patentamt | 2017
|NTIS | 1978
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