JPS61156978U - - Google Patents

Info

Publication number

JPS61156978U

JPS61156978U JP4171985U JP4171985U JPS61156978U JP S61156978 U JPS61156978 U JP S61156978U JP 4171985 U JP4171985 U JP 4171985U JP 4171985 U JP4171985 U JP 4171985U JP S61156978 U JPS61156978 U JP S61156978U

Authority

JP

Japan

Prior art keywords

upper ball

pachinko machine

machine according

ceramic

receiver

Prior art date

1985-03-23

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.)

Granted

Links

• Espacenet
• Global Dossier
• Discuss

• 239000000919 ceramic Substances 0.000 claims 7
• 229910052581 Si3N4 Inorganic materials 0.000 claims 1
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
• 239000011248 coating agent Substances 0.000 claims 1
• 238000000576 coating method Methods 0.000 claims 1
• HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims 1
• 238000005524 ceramic coating Methods 0.000 description 1