JPS61174771U - - Google Patents

Info

Publication number

JPS61174771U

JPS61174771U JP5817785U JP5817785U JPS61174771U JP S61174771 U JPS61174771 U JP S61174771U JP 5817785 U JP5817785 U JP 5817785U JP 5817785 U JP5817785 U JP 5817785U JP S61174771 U JPS61174771 U JP S61174771U

Authority

JP

Japan

Prior art keywords

tone

white

utility

back side

scope

Prior art date

1985-04-18

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

• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
• 229910052573 porcelain Inorganic materials 0.000 claims description 2
• 239000000758 substrate Substances 0.000 description 2