JPH0310322U - - Google Patents

Info

Publication number

JPH0310322U

JPH0310322U JP1989067284U JP6728489U JPH0310322U JP H0310322 U JPH0310322 U JP H0310322U JP 1989067284 U JP1989067284 U JP 1989067284U JP 6728489 U JP6728489 U JP 6728489U JP H0310322 U JPH0310322 U JP H0310322U

Authority

JP

Japan

Prior art keywords

optical disk

transparent plastic

recesses

flat plate

annular

Prior art date

1989-06-12

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

• 229920003023 plastic Polymers 0.000 claims description 5
• 239000000758 substrate Substances 0.000 claims description 2
• 230000003287 optical effect Effects 0.000 claims 3
• 239000000853 adhesive Substances 0.000 description 1
• 230000001070 adhesive effect Effects 0.000 description 1

Cited By (1)