GB598407A - A device for indicating the number of hours worked by a person - Google Patents

A device for indicating the number of hours worked by a person

Info

Publication number
GB598407A
GB598407A GB2254045A GB2254045A GB598407A GB 598407 A GB598407 A GB 598407A GB 2254045 A GB2254045 A GB 2254045A GB 2254045 A GB2254045 A GB 2254045A GB 598407 A GB598407 A GB 598407A
Authority
GB
United Kingdom
Prior art keywords
indicating
person
hours
hours worked
graduations
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
GB2254045A
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.)
LIONEL SKINNER
Original Assignee
LIONEL SKINNER
Filing date
Publication date
Application filed by LIONEL SKINNER filed Critical LIONEL SKINNER
Publication of GB598407A publication Critical patent/GB598407A/en
Expired 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

Abstract

598,407. Calculating - apparatus. SKINNER, L. Sept. 1, 1945, No. 22540. [Class 106 (i)] A device for indicating the number of hours worked by a person comprises, a disc a with graduations b representing hours of work and a second but smaller disc d of transparent material pivotally mounted thereon, the graduations e representing successive hours of the day.
GB2254045A 1945-09-01 A device for indicating the number of hours worked by a person Expired GB598407A (en)

Publications (1)

Publication Number Publication Date
GB598407A true GB598407A (en) 1948-02-18

Family

ID=1737030

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2254045A Expired GB598407A (en) 1945-09-01 A device for indicating the number of hours worked by a person

Country Status (1)

Country Link
GB (1) GB598407A (en)

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