FR770214A - Pencils and inks for luminescent writing - Google Patents

Pencils and inks for luminescent writing

Info

Publication number
FR770214A
FR770214A FR770214DA FR770214A FR 770214 A FR770214 A FR 770214A FR 770214D A FR770214D A FR 770214DA FR 770214 A FR770214 A FR 770214A
Authority
FR
France
Prior art keywords
pencils
inks
luminescent
writing
luminescent writing
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
Alexis Yakimach
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.)
RADIUM SOC NOUV DU
Original Assignee
RADIUM SOC NOUV DU
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 RADIUM SOC NOUV DU filed Critical RADIUM SOC NOUV DU
Application granted granted Critical
Publication of FR770214A publication Critical patent/FR770214A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/50—Sympathetic, colour changing or similar inks

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
FR770214D 1934-03-15 1934-03-15 Pencils and inks for luminescent writing Expired FR770214A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR770214T 1934-03-15

Publications (1)

Publication Number Publication Date
FR770214A true FR770214A (en) 1934-09-11

Family

ID=9185914

Family Applications (1)

Application Number Title Priority Date Filing Date
FR770214D Expired FR770214A (en) 1934-03-15 1934-03-15 Pencils and inks for luminescent writing

Country Status (1)

Country Link
FR (1) FR770214A (en)

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