商品の詳細

Filter is in brand new, unused condition, In the original sardine style can with opener. This has been opened so there is no longer and actual lid for it, but contents, including protective cardboard in the can is still intact in new condition. The Vintage U.S. M11 Canister Filter is a collectible piece of military history, originally designed for use with gas masks during World War II. Here are some details: Purpose: The M11 filter was used to protect against chemical warfare agents, making it a critical component of U.S. military equipment during the era. Design: This filter is cylindrical, measuring approximately 4-1/8 inches in diameter and 3 inches in height. It typically features a sealed canister design to preserve its contents. Caution: Like many vintage filters, the M11 filter is recommended to handle it as a collectible and not for practical use.