kennel, Frank Heath Patent Gas Proof Enclosure kennel, Frank Heath Patent Gas Proof Enclosure. © IWM (EPH 7658) IWM Non Commercial License kennel, Frank Heath Patent Gas Proof Enclosure. © IWM (EPH 7658) IWM Non Commercial License
"Patent applied for" suggests the patent was not approved, seeing as it's just an oil barrel with a door? Should also come with the warning: "Not suitable for goldfish".