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[folio icon]Science and Technology (271 image records)
[folio icon]Gross, Al. Ms2001-011 (108 image records)
Al Gross,the pioneer of wireless technology, is most known for his inventions that include the walkie talkie, the Dick Tracy wristwatch walkie talkie, the pager, and antenna.
These resources and materials are not in the public domain and copyright is largely held by the Digital Library and Archives, University Libraries, Virginia Polytechnic Institute and State University.
[folio icon]Al Gross''s Walkie-talkie (28 image records)
Interior and exterior views of a walkie-talkie.

28 Image Records in This Folio

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Title: Motorola voice communicator, size com...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie device
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie device
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie device
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie showing switch and plug
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie switch
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie with antenna
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie with antenna
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie with antenna, casing an...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie with antenna, close-up ...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie with antenna, exterior ...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie with antenna, exterior ...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie with antenna, interior ...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie, casing and mechanism, ...
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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Title: Walkie-talkie, exterior casing
Subject: Inventors - United States, Al Gross, Patents, Microtechnology, Walkie-Talkies
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