NL81100C - - Google Patents

Info

Publication number
NL81100C
NL81100C NL81100DA NL81100C NL 81100 C NL81100 C NL 81100C NL 81100D A NL81100D A NL 81100DA NL 81100 C NL81100 C NL 81100C
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.)
Publication date
Application granted granted Critical
Publication of NL81100C publication Critical patent/NL81100C/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/30Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/42Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
    • B29C33/424Moulding surfaces provided with means for marking or patterning
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/30Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring roughness or irregularity of surfaces

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
NL81100D 1949-03-15 NL81100C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR986597T 1949-03-15

Publications (1)

Publication Number Publication Date
NL81100C true NL81100C (xx) 1955-11-15

Family

ID=9538199

Family Applications (1)

Application Number Title Priority Date Filing Date
NL81100D NL81100C (xx) 1949-03-15

Country Status (3)

Country Link
FR (1) FR986597A (xx)
GB (1) GB689908A (xx)
NL (1) NL81100C (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971620C (de) * 1953-11-27 1959-02-26 Wenczler & Heidenhain Rauhnormal und Verfahren zu seiner Herstellung
US3191433A (en) * 1962-01-03 1965-06-29 Huyck Corp Surface condition testing method and apparatus

Also Published As

Publication number Publication date
FR986597A (fr) 1951-08-02
GB689908A (en) 1953-04-08

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