FR565397A - Règle à calcul - Google Patents

Règle à calcul

Info

Publication number
FR565397A
FR565397A FR565397DA FR565397A FR 565397 A FR565397 A FR 565397A FR 565397D A FR565397D A FR 565397DA FR 565397 A FR565397 A FR 565397A
Authority
FR
France
Prior art keywords
slide rule
rule
slide
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
Other languages
English (en)
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.)
A W FABER
Original Assignee
A W FABER
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 A W FABER filed Critical A W FABER
Application granted granted Critical
Publication of FR565397A publication Critical patent/FR565397A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
FR565397D 1922-04-20 1923-04-06 Règle à calcul Expired FR565397A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE565397X 1922-04-20

Publications (1)

Publication Number Publication Date
FR565397A true FR565397A (fr) 1924-01-25

Family

ID=6567267

Family Applications (1)

Application Number Title Priority Date Filing Date
FR565397D Expired FR565397A (fr) 1922-04-20 1923-04-06 Règle à calcul

Country Status (1)

Country Link
FR (1) FR565397A (fr)

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