![]() 238000006011 modification reaction Methods 0.000 description 2.229910002113 barium titanate Inorganic materials 0.000 description 2.()() JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 2 JRPBQTZRNDNNOP-UHFFFAOYSA-N Barium titanate Chemical compound.VHJLVAABSRFDPM-UHFFFAOYSA-N 1,4-dimercaptobutane-2,3-diol Chemical compound SCC(O)C(O)CS VHJLVAABSRFDPM-UHFFFAOYSA-N 0.000 description 2.230000003247 decreasing Effects 0.000 abstract description 4.230000001702 transmitter Effects 0.000 abstract description 32.230000001902 propagating Effects 0.000 claims description 4.230000000644 propagated Effects 0.000 claims description 4.230000000977 initiatory Effects 0.000 claims description 4.230000003213 activating Effects 0.000 claims description 4.230000001276 controlling effect Effects 0.000 claims description 6.230000004913 activation Effects 0.000 claims description 8.230000005540 biological transmission Effects 0.000 claims description 12.XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16.238000005859 coupling reaction Methods 0.000 claims description 26.238000010168 coupling process Methods 0.000 claims description 26.238000002592 echocardiography Methods 0.000 claims abstract description 74.Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Assignors: DICKENSON, HARRY R., HAMILTON, GEORGE S., SONA LABS, INC. COMMERCIAL BLVD., SUITE 329, FORT LAUDERDALE, FLORIDA, 33308 ASSIGNMENT OF ASSIGNORS INTEREST. COMMERCIAL BLVD., SUITE 329, FORT LAUDERDALE, FLORIDA, 33308 reassignment OCEAN DATA SYSTEMS, INC., 2400 E. 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 by SONA LABS Inc filed Critical SONA LABS Inc Application granted granted Critical Publication of US3624596A publication Critical patent/US3624596A/en Assigned to OCEAN DATA SYSTEMS, INC., 2400 E. Original Assignee SONA LABS Inc Priority date (The priority date is an assumption and is not a legal conclusion. OCEAN DATA SYSTEMS Inc 2400 E COMMERCIAL BLVD SUITE 329 FORT LAUDERDALE FLORIDA 33308 Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US18087A Inventor Harry R Dickenson George S Hamilton Current Assignee (The listed assignees may be inaccurate. Google Patents Ultrasonic range-attenuable depth-measuring systemÄownload PDF Info Publication number US3624596A US3624596A US18087A US3624596DA US3624596A US 3624596 A US3624596 A US 3624596A US 18087 A US18087 A US 18087A US 3624596D A US3624596D A US 3624596DA US 3624596 A US3624596 A US 3624596A Authority US United States Prior art keywords output input current receiver gate Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US3624596A - Ultrasonic range-attenuable depth-measuring system ![]() US3624596A - Ultrasonic range-attenuable depth-measuring system
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