JPH02113118U - - Google Patents

Info

Publication number

JPH02113118U

JPH02113118U JP2070589U JP2070589U JPH02113118U JP H02113118 U JPH02113118 U JP H02113118U JP 2070589 U JP2070589 U JP 2070589U JP 2070589 U JP2070589 U JP 2070589U JP H02113118 U JPH02113118 U JP H02113118U

Authority

JP

Japan

Prior art keywords

case

ventilation

lower case

porous membrane

upper case

Prior art date

1989-02-25

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

• 239000012528 membrane Substances 0.000 claims description 2
• 238000009423 ventilation Methods 0.000 claims 3
• 239000000463 material Substances 0.000 claims 1
• 238000012986 modification Methods 0.000 description 1
• 230000004048 modification Effects 0.000 description 1
• 238000012856 packing Methods 0.000 description 1

Cited By (3)