FR1266777A - Improvements to marking devices - Google Patents

Improvements to marking devices

Info

Publication number
FR1266777A
FR1266777A FR836649A FR836649A FR1266777A FR 1266777 A FR1266777 A FR 1266777A FR 836649 A FR836649 A FR 836649A FR 836649 A FR836649 A FR 836649A FR 1266777 A FR1266777 A FR 1266777A
Authority
FR
France
Prior art keywords
marking devices
marking
devices
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
FR836649A
Other languages
French (fr)
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.)
Kelvin Hughes Ltd
Original Assignee
Kelvin Hughes Ltd
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
Priority claimed from GB28919/59A external-priority patent/GB894321A/en
Application filed by Kelvin Hughes Ltd filed Critical Kelvin Hughes Ltd
Priority to FR836649A priority Critical patent/FR1266777A/en
Application granted granted Critical
Publication of FR1266777A publication Critical patent/FR1266777A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/048—Marking the faulty objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K23/00—Holders or connectors for writing implements; Means for protecting the writing-points
    • B43K23/016—Holders for crayons or chalks

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
FR836649A 1959-08-24 1960-08-24 Improvements to marking devices Expired FR1266777A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR836649A FR1266777A (en) 1959-08-24 1960-08-24 Improvements to marking devices

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB28919/59A GB894321A (en) 1959-08-24 1959-08-24 Improvements in and relating to marking apparatus
FR836649A FR1266777A (en) 1959-08-24 1960-08-24 Improvements to marking devices

Publications (1)

Publication Number Publication Date
FR1266777A true FR1266777A (en) 1961-07-17

Family

ID=26187258

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836649A Expired FR1266777A (en) 1959-08-24 1960-08-24 Improvements to marking devices

Country Status (1)

Country Link
FR (1) FR1266777A (en)

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