| IPC 7 English version , Catchword Index |
 XANTHATES - X-RAY(S) |
| YARNS - YTTRIUM |
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YARNS see also FIBRES |
apparatus for printing on YARNS | B41F 17/10 |
finishing or dressing of YARNS | D02J |
machines for drying long lengths of YARNS | F26B 13/00 |
storing YARNS on cores or reels | B65H 75/00 |
textile YARNS | D02G 3/00 |
treatment of YARNS | D06M |
winding YARNS | B65H 54/00 |
YEAST |
food or fodder YEAST | C12N 1/00 |
pitching YEAST | C12C 11/02 |
YEAST production | C12N 1/00 |
YOGHURT | A23C 9/123 |
YOHIMBINE |
or derivatives thereof | C07D 459/00 |
YOKES |
YOKES for animals | A01K 1/062 B68B 3/02 |
YOKES for magnets | H01F 3/00 |
YOKES for relays | H01H 50/36 |
YOLKS |
separating YOLKS from whites of eggs | A47J 43/14 |
YO-YO |
YO-YO toys | A63H 1/30 |
YTTERBIUM see LANTHANIDES |
YTTRIUM see LANTHANIDES |
| XANTHATES - X-RAY(S) |  |