FR1057769A - - Google Patents

Info

Publication number
FR1057769A
FR1057769A FR1057769DA FR1057769A FR 1057769 A FR1057769 A FR 1057769A FR 1057769D A FR1057769D A FR 1057769DA FR 1057769 A FR1057769 A FR 1057769A
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.)
Expired
Application number
Other languages
French (fr)
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.)
Publication date
Priority claimed from US61662A external-priority patent/US2566931A/en
Application granted granted Critical
Publication of FR1057769A publication Critical patent/FR1057769A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
    • B42F13/00—Filing appliances with means for engaging perforations or slots
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
    • B42F13/00—Filing appliances with means for engaging perforations or slots
    • B42F13/12—Filing appliances with means for engaging perforations or slots with pillars, posts, rods, or tubes
    • B42F13/14—Filing appliances with means for engaging perforations or slots with pillars, posts, rods, or tubes with clamping or locking means
FR1057769D 1948-11-23 Expired FR1057769A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US61662A US2566931A (en) 1948-11-23 1948-11-23 Record card punching machine
US234802A US2654812A (en) 1948-11-23 1951-07-02 Alphabetic keyboard controller

Publications (1)

Publication Number Publication Date
FR1057769A true FR1057769A (en) 1954-03-10

Family

ID=26741346

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1057769D Expired FR1057769A (en) 1948-11-23

Country Status (4)

Country Link
US (1) US2654812A (en)
FR (1) FR1057769A (en)
GB (1) GB662041A (en)
NL (1) NL150058B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2816609A (en) * 1954-04-12 1957-12-17 Mergenthaler Linotype Gmbh Tape perforating machine
US3150351A (en) * 1957-09-10 1964-09-22 Ibm Computer manual keyboard entry
US3118024A (en) * 1959-02-25 1964-01-14 Soroban Engineering Inc Automatic switching mechanism including latching means
US3494550A (en) * 1967-01-13 1970-02-10 Ibm Universal keyboard

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1685329A (en) * 1925-02-18 1928-09-25 Charles J Lynch Alarm mechanism
US2203355A (en) * 1938-07-23 1940-06-04 Remington Rand Inc Statistical card punch
US2523768A (en) * 1945-10-02 1950-09-26 Knutsen Knut Andreas Keyboard for electrically controlled accounting or card punching machines

Also Published As

Publication number Publication date
NL150058B (en)
GB662041A (en) 1951-11-28
US2654812A (en) 1953-10-06

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