JPH0325522U - - Google Patents

Info

Publication number

JPH0325522U

JPH0325522U JP6893990U JP6893990U JPH0325522U JP H0325522 U JPH0325522 U JP H0325522U JP 6893990 U JP6893990 U JP 6893990U JP 6893990 U JP6893990 U JP 6893990U JP H0325522 U JPH0325522 U JP H0325522U

Authority

JP

Japan

Prior art keywords

hat

small holes

disc

passed

bored

Prior art date

1990-06-27

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

• 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 5
• 229920002554 vinyl polymer Polymers 0.000 claims description 5
• 230000002093 peripheral effect Effects 0.000 claims 1
• 238000010586 diagram Methods 0.000 description 1

Cited By (2)