JPS63117894U - - Google Patents

Info

Publication number

JPS63117894U

JPS63117894U JP388987U JP388987U JPS63117894U JP S63117894 U JPS63117894 U JP S63117894U JP 388987 U JP388987 U JP 388987U JP 388987 U JP388987 U JP 388987U JP S63117894 U JPS63117894 U JP S63117894U

Authority

JP

Japan

Prior art keywords

shutter

sealing

floor surface

concrete floor

packing member

Prior art date

1987-01-14

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

• 238000007789 sealing Methods 0.000 claims description 7
• 238000012856 packing Methods 0.000 claims description 4
• 239000013013 elastic material Substances 0.000 claims 2
• 238000012986 modification Methods 0.000 description 4
• 230000004048 modification Effects 0.000 description 4