JPS6196387U - - Google Patents

Info

Publication number
JPS6196387U
JPS6196387U JP18162384U JP18162384U JPS6196387U JP S6196387 U JPS6196387 U JP S6196387U JP 18162384 U JP18162384 U JP 18162384U JP 18162384 U JP18162384 U JP 18162384U JP S6196387 U JPS6196387 U JP S6196387U
Authority
JP
Japan
Prior art keywords
circuit
round trip
trip time
ultrasonic
time measuring
Prior art date
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
Application number
JP18162384U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0140071Y2 (enrdf_load_stackoverflow
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP18162384U priority Critical patent/JPH0140071Y2/ja
Publication of JPS6196387U publication Critical patent/JPS6196387U/ja
Application granted granted Critical
Publication of JPH0140071Y2 publication Critical patent/JPH0140071Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP18162384U 1984-11-30 1984-11-30 Expired JPH0140071Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18162384U JPH0140071Y2 (enrdf_load_stackoverflow) 1984-11-30 1984-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18162384U JPH0140071Y2 (enrdf_load_stackoverflow) 1984-11-30 1984-11-30

Publications (2)

Publication Number Publication Date
JPS6196387U true JPS6196387U (enrdf_load_stackoverflow) 1986-06-20
JPH0140071Y2 JPH0140071Y2 (enrdf_load_stackoverflow) 1989-12-01

Family

ID=30739166

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18162384U Expired JPH0140071Y2 (enrdf_load_stackoverflow) 1984-11-30 1984-11-30

Country Status (1)

Country Link
JP (1) JPH0140071Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0140071Y2 (enrdf_load_stackoverflow) 1989-12-01

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