File:GRAS Type 45CB Acoustic Protector Test Fixture with Aviation Headset - NIOSH Acoustics Laboratory.jpg
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GRAS Type 45CB Acoustic Protector Test Fixture w/Aviation Headset - NIOSH Acoustics Laboratory
Summary edit
| Description |
English: GRAS Type 45CB Acoustic Protector Test Fixture w/Aviation Headset - NIOSH Acoustics Laboratory |
| Date | |
| Source | NIOSH |
| Author | Chuck Kardous |
Licensing edit
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This image is a work of the National Institute for Occupational Safety and Health, part of the Centers for Disease Control and Prevention in the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:46, 28 February 2019 | | 4,032 × 3,024 (2.27 MB) | Chuck Kardous (NIOSH) (talk | contribs) | User created page with UploadWizard |
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