NL77775C - - Google Patents

Info

Publication number: NL77775C
Authority: NL; Netherlands

Application number

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.)

1950-03-03

Publication of NL77775C publication Critical patent/NL77775C/xx

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
- B42F13/16—Filing appliances with means for engaging perforations or slots with claws or rings
- B42F13/18—Filing appliances with means for engaging perforations or slots with claws or rings on two bars relatively movable longitudinally

NL77775D 1950-03-03 NL77775C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR889289X		1950-03-03

Publications (1)

Publication Number	Publication Date
NL77775C true NL77775C (en)

Family

ID=9377113

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL159584D NL159584C (en)	1950-03-03
NL77775D NL77775C (en)	1950-03-03

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
NL159584D NL159584C (en)	1950-03-03

Country Status (5)

Country	Link
BE (1)	BE501616A (en)
DE (1)	DE889289C (en)
FR (1)	FR1013827A (en)
GB (1)	GB700113A (en)
NL (2)	NL77775C (en)

0
- NL NL159584D patent/NL159584C/xx active
- BE BE501616D patent/BE501616A/xx unknown
- NL NL77775D patent/NL77775C/xx active
1950
- 1950-03-03 FR FR1013827D patent/FR1013827A/en not_active Expired
1951
- 1951-03-01 GB GB5022/51A patent/GB700113A/en not_active Expired
- 1951-03-04 DE DEM8765A patent/DE889289C/en not_active Expired

Also Published As

Publication number	Publication date
GB700113A (en)	1953-11-25
NL159584C (en)
DE889289C (en)	1953-09-10
BE501616A (en)
FR1013827A (en)	1952-08-05

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