JPH0189529U - - Google Patents

Info

Publication number

JPH0189529U

JPH0189529U JP18479287U JP18479287U JPH0189529U JP H0189529 U JPH0189529 U JP H0189529U JP 18479287 U JP18479287 U JP 18479287U JP 18479287 U JP18479287 U JP 18479287U JP H0189529 U JPH0189529 U JP H0189529U

Authority

JP

Japan

Prior art keywords

back surface

large tile

board

periphery

grooves

Prior art date

1987-12-02

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

• 230000003014 reinforcing effect Effects 0.000 claims 2
• 238000010276 construction Methods 0.000 description 3
• 238000010586 diagram Methods 0.000 description 1
• 230000002787 reinforcement Effects 0.000 description 1

Cited By (1)