JPS6258288U - - Google Patents

Info

Publication number

JPS6258288U

JPS6258288U JP8012885U JP8012885U JPS6258288U JP S6258288 U JPS6258288 U JP S6258288U JP 8012885 U JP8012885 U JP 8012885U JP 8012885 U JP8012885 U JP 8012885U JP S6258288 U JPS6258288 U JP S6258288U

Authority

JP

Japan

Prior art keywords

opening

hole

plug

underwater

plug body

Prior art date

1985-05-30

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

• 230000000903 blocking effect Effects 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1