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DE708373C
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Single wheel drive for steam locomotives and similar traction vehicles
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DE725039C
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Direct current steam engine
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DE718628C
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Control arrangement for triple steam engines
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DE706622C
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Single wheel drive for steam locomotives and similar traction vehicles
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DE690196C
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Slide-in unit for converting piston valve steam engines into valve-controlled ones
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DE684727C
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Valve control device for piston steam engines
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DE679818C
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Control drive for locomotive steam engines with valve control
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DE673064C
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Smoke tube boiler with oil firing, especially for locomotives
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DE684485C
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Compound machine Woolf design
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DE680716C
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Oil firing for smoke tube boilers, especially of locomotives
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DE638008C
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Compound steam engine Woolfscher design with valve control
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DE665852C
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Superheater for ship boiler
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