Earpiece-less Eyeglass Apparatus and Strap Attachment Mechanism
An earpiece-less eyeglass apparatus and retainer-strap attachment mechanism. First and second attachment mechanisms are mounted on each side of a lenticular frame. Each attachment mechanism includes a stemball assembly, a socket housing, and a spring. The stemball assembly includes a shaft, a narrow...
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Main Author | |
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Format | Patent |
Language | English |
Published |
26.03.2015
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Subjects | |
Online Access | Get full text |
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