JPH0376096U - - Google Patents

Info

Publication number

JPH0376096U

JPH0376096U JP13554789U JP13554789U JPH0376096U JP H0376096 U JPH0376096 U JP H0376096U JP 13554789 U JP13554789 U JP 13554789U JP 13554789 U JP13554789 U JP 13554789U JP H0376096 U JPH0376096 U JP H0376096U

Authority

JP

Japan

Prior art keywords

excavated hole

joint end

joint

end surface

insertion holes

Prior art date

1989-11-22

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

• 230000037431 insertion Effects 0.000 claims description 3
• 238000003780 insertion Methods 0.000 claims description 3
• 238000009412 basement excavation Methods 0.000 description 1
• 230000002093 peripheral effect Effects 0.000 description 1