Elastic Perforated Ear Protector

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This ear protector is designed to cover a persons ear for protection. they consist of a thermoplastic or metal head band, that fits round the top of the head, and a pad at each end to cover the external ears. Thermal earmuffs are worn in cold environments to keep a person’s ears warm.

Galleries

Health Care

Source

Government Printing Office The Official Gazette of the United States Patent Office (Washington, DC: Government Printing Office, 1895)

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