Manufacturers

Ajax Magnathermic (2)

Atmosphere Furnace Company (5)

Atmosphere Furnace Company/Southworth (1)

Blue M (18)

Continental (1)

Despatch (5)

Despatch Industries (6)

Detroit Industrial (1)

Drever (2)

Gas Atmospheres - Modern Equipment (1)

Gasbarre/Sinterite Furnace Division (1)

Grieve (11)

Gruenberg (5)

Inducto-Heat (5)

Ipsen (3)

JPW (1)

Jensen Industries (1)

L & N (1)

Lindberg (8)

Midbrook, Inc. (2)

Pangborn (1)

Pillar (2)

Pillar/GNB Vacuum (1)

Precision Quincy (2)

Ransohoff (1)

Rogers Engineering (1)

Selas (1)

Stoelting (2)

Surface Combustion (12)

Surface Combustion - Rebuilt by J.L. Becker (1)

Tocco Inductron II (1)

Wellman (1)

Wisconsin Oven (2)