JPH0183538U - - Google Patents

Info

Publication number

JPH0183538U

JPH0183538U JP1987177602U JP17760287U JPH0183538U JP H0183538 U JPH0183538 U JP H0183538U JP 1987177602 U JP1987177602 U JP 1987177602U JP 17760287 U JP17760287 U JP 17760287U JP H0183538 U JPH0183538 U JP H0183538U

Authority

JP

Japan

Prior art keywords

paper

air blowing

porous material

prevention device

peripheral surface

Prior art date

1987-11-24

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

• 230000002265 prevention Effects 0.000 claims description 3
• 238000007664 blowing Methods 0.000 claims description 2
• 239000011148 porous material Substances 0.000 claims description 2
• 230000002093 peripheral effect Effects 0.000 claims 1
• 239000000463 material Substances 0.000 description 1