JPS62197661U - - Google Patents

Info

Publication number

JPS62197661U

JPS62197661U JP8601286U JP8601286U JPS62197661U JP S62197661 U JPS62197661 U JP S62197661U JP 8601286 U JP8601286 U JP 8601286U JP 8601286 U JP8601286 U JP 8601286U JP S62197661 U JPS62197661 U JP S62197661U

Authority

JP

Japan

Prior art keywords

paper tube

utility

porous polymer

recording material

polymer material

Prior art date

1986-06-05

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

• 239000000463 material Substances 0.000 claims 5
• 239000002861 polymer material Substances 0.000 claims 5
• 230000002093 peripheral effect Effects 0.000 claims 2
• 230000000149 penetrating effect Effects 0.000 claims 1
• 229920000642 polymer Polymers 0.000 description 1

Cited By (1)