| Patents for D05B 87 - Needle-threading devices (523) |
|---|
| 12/25/1984 | US4489865 Holding means apparatus |
| 11/07/1984 | EP0124148A1 A manual sewing thimble provided with needle threading device |
| 07/24/1984 | US4461409 Sewing machine needle threader |
| 12/27/1983 | US4422564 Needle threading device |
| 10/18/1983 | US4410114 Combined tool for needlework |
| 10/26/1982 | US4355591 Needle threaders for a sewing machine |
| 02/18/1982 | WO1982000481A1 Device for threading the upper thread in the needle of a sewing machine and method for manufacturing such device |
| 11/17/1981 | US4300463 Needle threading device for sewing machines |
| 10/27/1981 | US4296877 Needle threader |
| 06/23/1981 | US4274565 Method of threading a lacing needle |
| 04/22/1980 | US4198915 Vacuum-type pneumatic needle threading assist |
| 02/19/1980 | US4188896 Diaphragm pump for needle threading |
| 01/29/1980 | US4185574 Track guided needle threader system |
| 01/22/1980 | US4184443 Diaphragm pump for needle threading |
| 01/15/1980 | US4183313 Sewing machine cassette threading system |
| 08/14/1979 | US4164191 Sewing machine motor actuated pneumatic pump for needle threading |
| 07/25/1978 | US4102478 Needle threader |
| 05/23/1978 | US4090649 Magnetic needle threader |
| 02/28/1978 | US4075959 Pneumatic thread and fiber feeding devices |
| 05/17/1977 | US4023512 Thread feeder for sewing machine |
| 03/08/1977 | US4010702 Automatic threading device for sewing machines |
| 02/22/1977 | US4008836 Yarn threader and method of threading a needle |
| 07/13/1976 | US3968761 Hand and sewing machine needle threader |