Búsqueda Imágenes Maps Play YouTube Noticias Gmail Drive Más »
Búsqueda avanzada de patentes | Historial web | Iniciar sesión

Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US531681220 Dic 199131 May 1994Minnesota Mining and Manufacturing CompanyCoated abrasive backing
US54177263 Feb 199423 May 1995Minnesota Mining and Manufacturing CompanyCoated abrasive backing
US558063426 Sep 19943 Dic 1996Minnesota Mining and Manufacturing CompanyCoated abrasive backing
US58496467 Jul 199715 Dic 1998Minnesota Mining & Manufacturing CompanyCoated abrasive backing
US80620987 Jul 200822 Nov 2011High speed flat lapping platen
US806678623 Ene 200829 Nov 20113M Innovative Properties CompanyCoated abrasive disc and method of making the same

Dibujos