JPS61117823U - - Google Patents

Info

Publication number

JPS61117823U

JPS61117823U JP58585U JP58585U JPS61117823U JP S61117823 U JPS61117823 U JP S61117823U JP 58585 U JP58585 U JP 58585U JP 58585 U JP58585 U JP 58585U JP S61117823 U JPS61117823 U JP S61117823U

Authority

JP

Japan

Prior art keywords

bulge

synthetic rubber

rubber sheet

stepboard

integrating

Prior art date

1985-01-08

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

• 229920003051 synthetic elastomer Polymers 0.000 claims description 2
• 239000005061 synthetic rubber Substances 0.000 claims description 2
• 239000004567 concrete Substances 0.000 claims 1
• 239000011178 precast concrete Substances 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 230000003014 reinforcing effect Effects 0.000 description 1

Cited By (2)