JPH0339507U - - Google Patents

Info

Publication number

JPH0339507U

JPH0339507U JP10033589U JP10033589U JPH0339507U JP H0339507 U JPH0339507 U JP H0339507U JP 10033589 U JP10033589 U JP 10033589U JP 10033589 U JP10033589 U JP 10033589U JP H0339507 U JPH0339507 U JP H0339507U

Authority

JP

Japan

Prior art keywords

water collection

insert

collection pipe

cylinder

outer end

Prior art date

1989-08-28

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

• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 4
• 239000011150 reinforced concrete Substances 0.000 claims 1
• 230000003014 reinforcing effect Effects 0.000 claims 1
• 238000007796 conventional method Methods 0.000 description 1