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SU55422A1
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Cementing Furnace Liquid Hydrocarbons
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SU44753A1
|
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Cap screw
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SU28502A1
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A device for hardening and straightening circular saws, etc. fine products
|
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SU25959A1
|
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Device for carburizing iron and steel under pressure
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|
SU22692A1
|
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Device for carburizing iron and steel under pressure
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|
SU12781A1
|
|
Cutter tooth cutter
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|
SU23420A1
|
|
Automatic quenching bath temperature controller
|
|
SU10851A1
|
|
Drill
|
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SU10276A1
|
|
Hydraulic device for automatically setting the water gravy wheel to a constant immersion depth
|
|
SU13420A1
|
|
Metal pipe cutting machine
|
|
SU10270A1
|
|
Pipe pulling machine
|
|
SU11635A1
|
|
Device for two-stage drawing pipes
|
|
SU10749A1
|
|
Pipe grip when drawing
|
|
SU10254A1
|
|
The machine for notching files and hacksaw blades
|
|
SU11652A1
|
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Machine for casting pig iron
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