JPS6229996U - - Google Patents

Info

Publication number

JPS6229996U

JPS6229996U JP12173685U JP12173685U JPS6229996U JP S6229996 U JPS6229996 U JP S6229996U JP 12173685 U JP12173685 U JP 12173685U JP 12173685 U JP12173685 U JP 12173685U JP S6229996 U JPS6229996 U JP S6229996U

Authority

JP

Japan

Prior art keywords

hatch

hatch cover

cover

dust removal

removal device

Prior art date

1985-08-08

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

• 239000000428 dust Substances 0.000 claims description 2
• 238000005096 rolling process Methods 0.000 claims 1
• BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 229910052709 silver Inorganic materials 0.000 description 1
• 239000004332 silver Substances 0.000 description 1