JPH0192871U - - Google Patents

Info

Publication number

JPH0192871U

JPH0192871U JP19010687U JP19010687U JPH0192871U JP H0192871 U JPH0192871 U JP H0192871U JP 19010687 U JP19010687 U JP 19010687U JP 19010687 U JP19010687 U JP 19010687U JP H0192871 U JPH0192871 U JP H0192871U

Authority

JP

Japan

Prior art keywords

frame

sheet material

utility

model registration

sheet

Prior art date

1987-12-14

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

• 239000000463 material Substances 0.000 claims description 6
• 239000000470 constituent Substances 0.000 claims 1
• 238000009751 slip forming Methods 0.000 claims 1
• 238000004804 winding Methods 0.000 claims 1
• 230000002787 reinforcement Effects 0.000 description 1
• 230000003014 reinforcing effect Effects 0.000 description 1