Number | Date | Country | Kind |
---|---|---|---|
8503359 | Dec 1985 | NLX |
Number | Name | Date | Kind |
---|---|---|---|
1755102 | Croft | Apr 1930 | |
3184988 | Osplack et al. | May 1965 | |
4238970 | Carter | Dec 1980 | |
4651588 | Rouverol | Mar 1987 |
Number | Date | Country |
---|---|---|
1230462 | Sep 1960 | FRX |
2378989 | Aug 1978 | FRX |
749404 | May 1956 | GBX |
1391932 | Mar 1972 | GBX |
Entry |
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IBM Technical Disclosure Bulletin, vol. 19, No. 1, Jun. 1968, blz. 32, New York, U.S.; Crutcher et al.: "Spiral Crown Wheel and Circular Toothed Pinion". |
Technische Rundschau, vol. 50, No. 1, Jan. 1958, blz. 17, Hallwag Verlag, Bern, CH; A. Muller: "Kronradgetriebe", *FIG. 6a.* |