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Which african american below invented an early version of the gas mask? (1 point) elijah mccoy garrett morgan granville woods jan e. matzeliger?
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Nov 22, 2018
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Which african american below invented an early version of the gas mask? (1 point) elijah mccoy garrett morgan granville woods jan
e. matzeliger?
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Garrett Morgan invented an early version of a gas mask.
Nilay Singh
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Nov 26, 2018
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Nilay Singh
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