JPS61129125U - - Google Patents

Info

Publication number

JPS61129125U

JPS61129125U JP1250785U JP1250785U JPS61129125U JP S61129125 U JPS61129125 U JP S61129125U JP 1250785 U JP1250785 U JP 1250785U JP 1250785 U JP1250785 U JP 1250785U JP S61129125 U JPS61129125 U JP S61129125U

Authority

JP

Japan

Prior art keywords

piezoelectric vibrator

fluid

change

support material

level sensor

Prior art date

1985-01-31

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

• 239000012530 fluid Substances 0.000 claims description 5
• 239000000463 material Substances 0.000 claims description 4
• 239000000314 lubricant Substances 0.000 claims description 3
• 230000005540 biological transmission Effects 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1