JPH02145867U - - Google Patents

Info

Publication number

JPH02145867U

JPH02145867U JP5393689U JP5393689U JPH02145867U JP H02145867 U JPH02145867 U JP H02145867U JP 5393689 U JP5393689 U JP 5393689U JP 5393689 U JP5393689 U JP 5393689U JP H02145867 U JPH02145867 U JP H02145867U

Authority

JP

Japan

Prior art keywords

document

roller

reading window

movement detection

detection body

Prior art date

1989-05-12

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000001514 detection method Methods 0.000 claims description 4
• 238000010586 diagram Methods 0.000 description 2