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28 апр 1971 г. - OSHA

Описание:

The Occupational Safety and Health Administration is an agency of the United States Department of Labor. Congress established the agency under the Occupational Safety and Health Act, which President Richard M. Nixon signed into law on December 29, 1970.

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Immigration and Migration

BySenyao (Jack) Zhang
24 апр 2019
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28 апр 1971 г.
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~ 54 г назад
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