JPS6285388U - - Google Patents

Info

Publication number

JPS6285388U

JPS6285388U JP17728385U JP17728385U JPS6285388U JP S6285388 U JPS6285388 U JP S6285388U JP 17728385 U JP17728385 U JP 17728385U JP 17728385 U JP17728385 U JP 17728385U JP S6285388 U JPS6285388 U JP S6285388U

Authority

JP

Japan

Prior art keywords

large diameter

diameter portion

distal end

rear end

hollow portion

Prior art date

1985-11-18

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

• 238000001125 extrusion Methods 0.000 claims description 3
• 238000009423 ventilation Methods 0.000 claims description 3
• 230000002093 peripheral effect Effects 0.000 claims 1
• 238000001179 sorption measurement Methods 0.000 description 1