JPS623754U - - Google Patents

Info

Publication number

JPS623754U

JPS623754U JP9520085U JP9520085U JPS623754U JP S623754 U JPS623754 U JP S623754U JP 9520085 U JP9520085 U JP 9520085U JP 9520085 U JP9520085 U JP 9520085U JP S623754 U JPS623754 U JP S623754U

Authority

JP

Japan

Prior art keywords

dampening

roller

outer layer

inner layer

utility

Prior art date

1985-06-25

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

• 230000000052 comparative effect Effects 0.000 description 1
• 238000005259 measurement Methods 0.000 description 1
• 230000009182 swimming Effects 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1