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US D696,629 S1Granted
Large battery pack for powered air purifying respirator (PAPR)
Assignee3M Innovative Properties Company
InventorsNathan A. Abel, David M. Blomberg
Life of this patent
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Abstract
The abstract isn’t available for this document.
Claims1
The ornamental design for a large battery pack for powered air purifying respirator (PAPR), as shown and described.