Italian Maschera Antigas I.A.C. M.31

The Italian Maschera Antigas I.A.C. M.31 was made of smooth dark brown rubber.  This example features a speech diaphragm/exhale valve incorporated into the hose, and was made by Industria Articoli Caoutchouc around 1933.

Maschera Antigas = "Gas Mask"

Industria Articoli Caoutchouc = "Rubber Articles Industry"

 

Similar masks in my collection:  Belgian M1931, Belgian M1934, Italian S.A.B. M33, Spanish M33

Rubber stamp
Rubber stamp

Manufacturer and model stamp on cheek "M.33 II (I.A.C. logo)"

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Rubber stamp
Rubber stamp

Stamp on cheek "226651"

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Stamps
Stamps

Stamps on ends of hose

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Filter
Filter

Filter stamps top view

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Filter
Filter

Filter date stamp bottom view "7-1936"

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Filter
Filter

Filter stamp side view "T. 35"

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