JP2002177802A - ロール - Google Patents
JP2002177802A JP2000382273A JP2000382273A JP2002177802A JP 2002177802 A JP2002177802 A JP 2002177802A JP 2000382273 A JP2000382273 A JP 2000382273A JP 2000382273 A JP2000382273 A JP 2000382273A JP 2002177802 A JP2002177802 A JP 2002177802A Authority JP Japan Prior art keywords roll cover roll cover rolls door Prior art date Legal status (The legal status is an assumption and is …