GB2329496B - Tidal calculator - Google Patents

Tidal calculator

Info

Publication number
GB2329496B
GB2329496B GB9719321A GB9719321A GB2329496B GB 2329496 B GB2329496 B GB 2329496B GB 9719321 A GB9719321 A GB 9719321A GB 9719321 A GB9719321 A GB 9719321A GB 2329496 B GB2329496 B GB 2329496B
Authority
GB
United Kingdom
Prior art keywords
tidal
calculator
tidal calculator
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 - Fee Related
Application number
GB9719321A
Other versions
GB9719321D0 (en
GB2329496A (en
Inventor
Victor Sadler Cornes
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB9719321A priority Critical patent/GB2329496B/en
Publication of GB9719321D0 publication Critical patent/GB9719321D0/en
Publication of GB2329496A publication Critical patent/GB2329496A/en
Application granted granted Critical
Publication of GB2329496B publication Critical patent/GB2329496B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
GB9719321A 1997-09-10 1997-09-10 Tidal calculator Expired - Fee Related GB2329496B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9719321A GB2329496B (en) 1997-09-10 1997-09-10 Tidal calculator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9719321A GB2329496B (en) 1997-09-10 1997-09-10 Tidal calculator

Publications (3)

Publication Number Publication Date
GB9719321D0 GB9719321D0 (en) 1997-11-12
GB2329496A GB2329496A (en) 1999-03-24
GB2329496B true GB2329496B (en) 2002-02-06

Family

ID=10818906

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9719321A Expired - Fee Related GB2329496B (en) 1997-09-10 1997-09-10 Tidal calculator

Country Status (1)

Country Link
GB (1) GB2329496B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2809846A1 (en) * 2000-06-06 2001-12-07 Lafont Patrick Bouilloux Device for determining heights of water and the hours of tides in given place for use in non-professional navigation has semicircle disposed with its diameter parallel to first lines and divided into several equal parts

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB655322A (en) * 1947-12-19 1951-07-18 Henry Ernest Lloyd Owen Improvements in and relating to calculators
GB1036408A (en) * 1963-09-26 1966-07-20 Vincent John Cochran Cooper Improvements relating to slide calculating devices
US4194111A (en) * 1978-10-25 1980-03-18 Joseph Katz Tidal depth calculator
FR2475252A1 (en) * 1980-02-04 1981-08-07 Marchand Maurice Marine tide height and time calculator with adjustable ranges - uses twelfths rule of tide rise and fall to mark plexiglass sheet having movable and circular rotating scales

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB655322A (en) * 1947-12-19 1951-07-18 Henry Ernest Lloyd Owen Improvements in and relating to calculators
GB1036408A (en) * 1963-09-26 1966-07-20 Vincent John Cochran Cooper Improvements relating to slide calculating devices
US4194111A (en) * 1978-10-25 1980-03-18 Joseph Katz Tidal depth calculator
FR2475252A1 (en) * 1980-02-04 1981-08-07 Marchand Maurice Marine tide height and time calculator with adjustable ranges - uses twelfths rule of tide rise and fall to mark plexiglass sheet having movable and circular rotating scales

Also Published As

Publication number Publication date
GB9719321D0 (en) 1997-11-12
GB2329496A (en) 1999-03-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070910