1369

PATENT MODEL: OSCILLATING VALVES FOR STEAM ENGINES BY LEO MANGOLD

Currency:USD Category:Everything Else / Other Start Price:50.00 USD Estimated At:100.00 - 200.00 USD
PATENT MODEL: OSCILLATING VALVES FOR STEAM ENGINES BY LEO MANGOLD
Lot 1369: PATENT MODEL: OSCILLATING VALVES FOR STEAM ENGINES BY LEO MANGOLD. Original patent tag #93,981, dated Aug. 7, 1877. Wooden circular model with flat bottom and slots at bottom. Marked with Inventor's information. SIZE: 4 1/2" l. x 3 1/2" t. CONDITION: Missing small piece of wood at rectangular attachment at rear, otherwise good with wonderful patina. 1-1385 (100-200)