Synonyme wurden verwendet für:
Werkstoff
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keywords:(Werkstoff)
Visualising promises of material shipments
Steel structural parts for aircraft
Production and conveying of raw materials
Advantages of tar in road construction
Aviation materials -- Reviewed in broad symposium
Waterway transportation of inflammable materials
Use of metals in automotive transportation
Developments in 1935 in use of road tars
Test on properties of electric insulating materials