GB214604A - Improvements in slide rules - Google Patents

Improvements in slide rules

Info

Publication number
GB214604A
GB214604A GB873324A GB873324A GB214604A GB 214604 A GB214604 A GB 214604A GB 873324 A GB873324 A GB 873324A GB 873324 A GB873324 A GB 873324A GB 214604 A GB214604 A GB 214604A
Authority
GB
United Kingdom
Prior art keywords
slide
slide rules
rules
reisszeugfabrik
nachfolger
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
GB873324A
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.)
Jb Soellner Nachf Reisszeugfabrik AG
Original Assignee
Jb Soellner Nachf Reisszeugfabrik AG
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 Jb Soellner Nachf Reisszeugfabrik AG filed Critical Jb Soellner Nachf Reisszeugfabrik AG
Publication of GB214604A publication Critical patent/GB214604A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/02—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

Abstract

214,604. Soellner Nachfolger Reisszeugfabrik Akt.-Ges., J. B. April 18, 1923, [Convention date]. Slide-rules.-The slide 2 engages the body 1 of the rule by means of two wedge-shaped tongues 2<a> on each side fitting into corresponding groovesin the body.
GB873324A 1923-04-18 1924-04-07 Improvements in slide rules Expired GB214604A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES62742D DE397777C (en) 1923-04-18 1923-04-18 Slide rule

Publications (1)

Publication Number Publication Date
GB214604A true GB214604A (en) 1924-10-30

Family

ID=7495847

Family Applications (1)

Application Number Title Priority Date Filing Date
GB873324A Expired GB214604A (en) 1923-04-18 1924-04-07 Improvements in slide rules

Country Status (4)

Country Link
AT (1) AT100527B (en)
DE (1) DE397777C (en)
FR (1) FR582237A (en)
GB (1) GB214604A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274826B (en) * 1967-04-11 1968-08-08 Aristo Werke Dennert & Pape K Slide rule

Also Published As

Publication number Publication date
DE397777C (en) 1924-07-05
AT100527B (en) 1925-07-25
FR582237A (en) 1924-12-15

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