Shafting, couplings, pulleys, gearing : (transmission machinery).
| Typ dokumentu: | Kniha |
|---|---|
| Jazyk: |
angličtina |
| Vydavatel: |
Chicago :
National safety council,
[po r. 1900].
|
| Edice: |
Safe practices ;
Vol. 1, No. 8 |
|
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