| 申请人 |
SPEEDRING SYSTEMS INC., ROCHESTER HILLS, MICH., US |
发明人 |
SWEENEY, MICHAEL NORBERT, LAKE ORION, MICH., US;TIFFANY, BRIAN LEE, ROCHESTER HILLS, MICH., US;VETTESE, THOMAS JOHN, WEST BLOOMFIELD, MICH., US;MAIBERGER, MARK STANLEY, NEW BALTIMORE, MICH., US;RODGERS, JOHN MICHAEL, PASADENA, CALIF., US |
