MSA ClearVue DustFoe Respirator

The MSA ClearVue DustFoe Respirator was a half-mask with a flutter valve and a clear plastic cartridge so you could see when it was time to change the filter pad.  Made by Mine Safety Appliances.

PATENT

Stamps
Stamps

Model and Bureau of Mines stamps "DUSTFOE" "B.M.2147"

Stamps
Stamps

Manufacturer, patent, and Bureau of Mines stamps "PAT. NO. 2220374" "M.S.A. CO." "BM 2148" "DUSTS"

Box
Box

Box top view "Clear-Vue DUSTFOE RESPIRATOR"

Box
Box

Box back view "INSTRUCTIONS FOR USE OF THE DUSTFOE RESPIRATOR"

Box
Box

Box side view "PARTS LIST for DUSTFOE RESPIRATOR"

Box
Box

Box side view "M-S-A CATALOG No. CM-41645 Clear-Vue DUSTFOE RESPIRATOR APPROVED FOR ALL DUSTS MINE SAFETY APPLIANCES COMPANY PITTSBURGH, PENNSYLVANIA MADE IN U.S.A."

Box
Box

Box side view "PERMISSIBLE RESPIRATOR FOR DUSTS APPROVAL No. 2148"

Filter box
Filter box

Filter box top view "3 Per Package Cat. No. CM-41647 ALL DUST FILTERS for use with M.S.A. Clear-Vue DUSTFOE RESPIRATOR U.S. Patent Nos. 1,793,164 1,818,155 MINE SAFETY APPLIANCES COMPANY PITTSBURGH, PA. Made in U.S.A."

Filter box
Filter box

Filter box front view "Instructions for Replacing Dustfoe Filters"