AU543058B2 - Tide indicating apparatus - Google Patents

Tide indicating apparatus

Info

Publication number
AU543058B2
AU543058B2 AU75108/81A AU7510881A AU543058B2 AU 543058 B2 AU543058 B2 AU 543058B2 AU 75108/81 A AU75108/81 A AU 75108/81A AU 7510881 A AU7510881 A AU 7510881A AU 543058 B2 AU543058 B2 AU 543058B2
Authority
AU
Australia
Prior art keywords
indicating apparatus
tide indicating
tide
indicating
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.)
Ceased
Application number
AU75108/81A
Other versions
AU7510881A (en
Inventor
Sidney David Hough
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.)
Hough S D
Original Assignee
Hough S D
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 Hough S D filed Critical Hough S D
Priority to AU75108/81A priority Critical patent/AU543058B2/en
Publication of AU7510881A publication Critical patent/AU7510881A/en
Application granted granted Critical
Publication of AU543058B2 publication Critical patent/AU543058B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
    • G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction
    • G06G1/08—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/0005—Hand manipulated computing devices characterised by a specific application
    • G06G1/0015—Hand manipulated computing devices characterised by a specific application for computing periodic phenomena, e.g. fertility periods
AU75108/81A 1980-09-11 1980-09-11 Tide indicating apparatus Ceased AU543058B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU75108/81A AU543058B2 (en) 1980-09-11 1980-09-11 Tide indicating apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPE5529 1980-09-11
AU75108/81A AU543058B2 (en) 1980-09-11 1980-09-11 Tide indicating apparatus

Publications (2)

Publication Number Publication Date
AU7510881A AU7510881A (en) 1982-03-18
AU543058B2 true AU543058B2 (en) 1985-03-28

Family

ID=3756673

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75108/81A Ceased AU543058B2 (en) 1980-09-11 1980-09-11 Tide indicating apparatus

Country Status (1)

Country Link
AU (1) AU543058B2 (en)

Also Published As

Publication number Publication date
AU7510881A (en) 1982-03-18

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