Jones and Noequal cold storage doors : fireproof and non-fireproof ... (1913)
Jones Cold Door Co. · Jones Cold Door Co. · leaf 44
i I f Fi^. 2*.r Showing door covered with galvanized iron with lock seams andjoints. Note massive hardware. Hagerstown, Md., U. S. A.DOUBLE FIREPROOF DOOR OPEN 43 … Fig. 30. Useful on elevator shafts. The inside of the door and entire frameare covered. No post in center, doors lap each other with two seals ofcontact. Our method of fastening double doors is shown and explainedon page 32, Fig. 18. Metal Covering We cover the entire door on both fiat surfaces,…
Refrigeration · Special function doors · Cold storage doors
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