FR430783A - Improvements to calculating machines - Google Patents

Improvements to calculating machines

Info

Publication number
FR430783A
FR430783A FR430783DA FR430783A FR 430783 A FR430783 A FR 430783A FR 430783D A FR430783D A FR 430783DA FR 430783 A FR430783 A FR 430783A
Authority
FR
France
Prior art keywords
calculating machines
machines
calculating
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
French (fr)
Inventor
Glenn J Barrett
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.)
GLENN J BARRETT
Original Assignee
GLENN J BARRETT
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 GLENN J BARRETT filed Critical GLENN J BARRETT
Application granted granted Critical
Publication of FR430783A publication Critical patent/FR430783A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • G06C7/06—Keyboards with one set of keys for each denomination
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F45/00—Wringing machines with two or more co-operating rollers; Similar cold-smoothing apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Textile Engineering (AREA)
  • Drying Of Solid Materials (AREA)
FR430783D 1910-01-03 1910-12-30 Improvements to calculating machines Expired FR430783A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US430783XA 1910-01-03 1910-01-03

Publications (1)

Publication Number Publication Date
FR430783A true FR430783A (en) 1911-10-24

Family

ID=21925377

Family Applications (1)

Application Number Title Priority Date Filing Date
FR430783D Expired FR430783A (en) 1910-01-03 1910-12-30 Improvements to calculating machines

Country Status (2)

Country Link
FR (1) FR430783A (en)
GB (1) GB430783A (en)

Also Published As

Publication number Publication date
GB430783A (en) 1935-06-25

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