JPS63125414U - - Google Patents

Info

Publication number

JPS63125414U

JPS63125414U JP1683687U JP1683687U JPS63125414U JP S63125414 U JPS63125414 U JP S63125414U JP 1683687 U JP1683687 U JP 1683687U JP 1683687 U JP1683687 U JP 1683687U JP S63125414 U JPS63125414 U JP S63125414U

Authority

JP

Japan

Prior art keywords

electrode

piezoelectric substrate

sound

absorbing material

mark

Prior art date

1987-02-06

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

• 239000011358 absorbing material Substances 0.000 claims description 4
• 239000000758 substrate Substances 0.000 claims description 4
• 238000000605 extraction Methods 0.000 claims description 2
• 238000010897 surface acoustic wave method Methods 0.000 claims description 2
• 239000000463 material Substances 0.000 claims 1
• 244000126211 Hericium coralloides Species 0.000 description 1