H - Electricity – 04 – R
Patent
H - Electricity
04
R
349/28, 349/85
H04R 25/00 (2006.01) A61F 11/12 (2006.01)
Patent
CA 1169956
ABSTRACT OF THE DISCLOSURE There is disclosed herein a hearing protector structure comprising a generally U-shaped spring headband and a pair of ear canal obturating elements articulatingly affixed to the end portions of the headband. The hearing protector of the invention is possessed of the characteristics of light weight and comfort combined with superior sound attenuation performance
363910
Falco Robert N.
Gardner Ross Jr.
Stallings John P.
Cabot Corporation
Marcoux & Sher Swabey Mitchell Houle
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