Ear shield

Details Ear shield Ear shield

1998-01-15

1999-10-26

McInroy, Ruth

Equipment for safety, protection, and rescue

Body restraint or protective covering

Face, mouth, or ear

2902

Patent

active

D04158610

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patent: 5243709 (1993-09-01), Sheehan et al.
patent: 5689831 (1997-11-01), Harris

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