AU5208564A - Improvements in or relating to echo sounders - Google Patents

Improvements in or relating to echo sounders

Info

Publication number
AU5208564A
AU5208564A AU52085/64A AU5208564A AU5208564A AU 5208564 A AU5208564 A AU 5208564A AU 52085/64 A AU52085/64 A AU 52085/64A AU 5208564 A AU5208564 A AU 5208564A AU 5208564 A AU5208564 A AU 5208564A
Authority
AU
Australia
Prior art keywords
relating
echo sounders
sounders
echo
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.)
Expired
Application number
AU52085/64A
Other versions
AU291478B2 (en
Inventor
LAWTON WILLIAMSON and JOHN HENRY ZINDARS ROBERT
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Plessey UK Ltd
Original Assignee
Plessey UK Ltd
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 by Plessey UK Ltd filed Critical Plessey UK Ltd
Application granted granted Critical
Publication of AU5208564A publication Critical patent/AU5208564A/en
Publication of AU291478B2 publication Critical patent/AU291478B2/en
Expired legal-status Critical Current

Links

AU52085/64A 1963-11-29 1954-11-25 Improvements in or relating to echo sounders Expired AU291478B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB47,171 1963-11-29

Publications (2)

Publication Number Publication Date
AU5208564A true AU5208564A (en) 1966-05-26
AU291478B2 AU291478B2 (en) 1966-05-26

Family

ID=

Similar Documents

Publication Publication Date Title
GB823304A (en) Improvements in or relating to echo sounders
GB837463A (en) Improvements in or relating to subaqueous echo sounders
GB835491A (en) Improvements in or relating to echo sounders
AU291478B2 (en) Improvements in or relating to echo sounders
AU5208564A (en) Improvements in or relating to echo sounders
AU259868B2 (en) Improvements in or relating to chimes
AU203778B2 (en) Improvements in or relating to wool-presses
AU208045B2 (en) Improvements in or relating to 3-pyridinols
AU167380B2 (en) Improvements in or relating to transistoramplifiers
AU204862B2 (en) Improvements in or relating to electro-magnetic transducers
AU163776B2 (en) Improvements in or relating to sonic delay lines
AU200036B2 (en) Improvements in or relating to cheesemaking
AU200828B2 (en) Improvements in or relating to aerials
AU160689B2 (en) Improvements in or relating to cleavers
AU164561B2 (en) Improvements in or relating to radar systems
AU201854B2 (en) Improvements in or relating to rippers
AU203955B2 (en) Improvements in or relating to tractor-implement combinations
AU201916B2 (en) Improvements in or relating to fishing reeds
AU2307662A (en) Improvements in or relating to chimes
GB833723A (en) Improvements in or relating to echo sounders
AU2568754A (en) Improvements in or relating to transistoramplifiers
AU500454A (en) Improvements in or relating to 3-pyridinols
AU591054A (en) Improvements in or relating to wool-presses
AU202001B2 (en) Improvements in or relating to mechanisms
AU540054A (en) Improvements in or relating to electro-magnetic transducers