Helmet Holds Field Glasses Leaving Hands Free
Contenuto
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Titolo
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Helmet Holds Field Glasses Leaving Hands Free
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Article Title and/or Image Caption
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Helmet Holds Field Glasses Leaving Hands Free
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extracted text
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To hold field glasses at eye level whild leaving the hands free for other tasks an inventor has brought out a semi-helmet, consisting of metal straps fitting over the head, an extension to support the glasses, and a chin strap. It is adjustable by wing nuts. The inventor believes the mount would be of value in military operations.
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Lingua
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eng
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Data di rilascio
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1942-05
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pagine
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44
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Diritti
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Public Domain (Google digitized)
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Archived by
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Enrico Saonara
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