JPH0446101U - - Google Patents

Info

Publication number

JPH0446101U

JPH0446101U JP8899790U JP8899790U JPH0446101U JP H0446101 U JPH0446101 U JP H0446101U JP 8899790 U JP8899790 U JP 8899790U JP 8899790 U JP8899790 U JP 8899790U JP H0446101 U JPH0446101 U JP H0446101U

Authority

JP

Japan

Prior art keywords

sleeper

convex shape

sleepers

prevention material

water

Prior art date

1990-08-24

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 description 7
• 239000000463 material Substances 0.000 claims description 5
• 230000002265 prevention Effects 0.000 claims description 5
• 241001669679 Eleotris Species 0.000 claims description 4
• 238000009825 accumulation Methods 0.000 claims description 3
• 230000003449 preventive effect Effects 0.000 description 1

Cited By (1)