FR2159285A1 - - Google Patents

Info

Publication number
FR2159285A1
FR2159285A1 FR7238790A FR7238790A FR2159285A1 FR 2159285 A1 FR2159285 A1 FR 2159285A1 FR 7238790 A FR7238790 A FR 7238790A FR 7238790 A FR7238790 A FR 7238790A FR 2159285 A1 FR2159285 A1 FR 2159285A1
Authority
FR
France
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.)
Granted
Application number
FR7238790A
Other languages
French (fr)
Other versions
FR2159285B1 (enExample
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.)
ITALIANA TUBI METALL
Original Assignee
ITALIANA TUBI METALL
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 ITALIANA TUBI METALL filed Critical ITALIANA TUBI METALL
Publication of FR2159285A1 publication Critical patent/FR2159285A1/fr
Application granted granted Critical
Publication of FR2159285B1 publication Critical patent/FR2159285B1/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
    • G06G1/10—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by the graduation
    • G06G1/12—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by the graduation logarithmic graduations, e.g. for multiplication

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Pipeline Systems (AREA)
FR7238790A 1971-11-08 1972-11-02 Expired FR2159285B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7065571A IT954213B (it) 1971-11-08 1971-11-08 Regolo calcolatore per il calcolo di reti di tubazioni

Publications (2)

Publication Number Publication Date
FR2159285A1 true FR2159285A1 (enExample) 1973-06-22
FR2159285B1 FR2159285B1 (enExample) 1976-08-20

Family

ID=11314184

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7238790A Expired FR2159285B1 (enExample) 1971-11-08 1972-11-02

Country Status (4)

Country Link
CH (1) CH592922A5 (enExample)
DE (1) DE2254112A1 (enExample)
FR (1) FR2159285B1 (enExample)
IT (1) IT954213B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1555689A (en) * 1976-10-01 1979-11-14 Foseco Int Calculating apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
FR2159285B1 (enExample) 1976-08-20
IT954213B (it) 1973-08-30
CH592922A5 (enExample) 1977-11-15
DE2254112A1 (de) 1973-05-10

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Legal Events

Date Code Title Description
ST Notification of lapse