Leman Bros. | Wire Twisting Machine

Leiman Bros. Catalog 9 (ca 1915)

Pump for the Iron Lung Invented by C. E. H. Armbruster

Cast iron pump with a “LEIMAN BROS. AIR PUMP / PAT'D JUNE 04 / MAR 08” inscription. Charles EH Armbruster used this pump for an iron lung of his own invention.

Ref: William H. Leiman and George W. Leiman, “Rotary Pump,” US Patent 762,539 (June 14, 1904).William H. Leiman and George W. Leiman, “Blower,” US Patent 883,464 (March 31, 1908) .

Leiman Bros. | Polishing Head with Double Arbor

 

Leiman Bros. Catalog No. 28

Leiman Bros. | 1921 Model B Polishing Dust Collector

Leiman Bros. Correspondence with Lamson & Goodnow Mfg. Co. | 1930

 

Leiman Bros. | 81 Walker Street, Manhattan, NY

 

Leiman Bros. | Air Pump Size A (video)

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