JPS6423477U - - Google Patents

Info

Publication number

JPS6423477U

JPS6423477U JP11638187U JP11638187U JPS6423477U JP S6423477 U JPS6423477 U JP S6423477U JP 11638187 U JP11638187 U JP 11638187U JP 11638187 U JP11638187 U JP 11638187U JP S6423477 U JPS6423477 U JP S6423477U

Authority

JP

Japan

Prior art keywords

opening

protrusion

lid

utility

model registration

Prior art date

1987-07-29

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

• 239000010902 straw Substances 0.000 claims description 7
• 230000037431 insertion Effects 0.000 claims description 5
• 238000003780 insertion Methods 0.000 claims description 5
• 239000000758 substrate Substances 0.000 claims description 3
• 229920003002 synthetic resin Polymers 0.000 claims 1
• 239000000057 synthetic resin Substances 0.000 claims 1
• 238000005553 drilling Methods 0.000 description 1