FR713025A - Encre confidentielle à écriture visible - Google Patents

Encre confidentielle à écriture visible

Info

Publication number
FR713025A
FR713025A FR713025DA FR713025A FR 713025 A FR713025 A FR 713025A FR 713025D A FR713025D A FR 713025DA FR 713025 A FR713025 A FR 713025A
Authority
FR
France
Prior art keywords
confidential
visible ink
ink
visible
confidential visible
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
English (en)
Inventor
Albert-Gaston Vinsot
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 filed Critical
Application granted granted Critical
Publication of FR713025A publication Critical patent/FR713025A/fr
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)
FR713025D 1931-03-11 1931-03-11 Encre confidentielle à écriture visible Expired FR713025A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR713025T 1931-03-11

Publications (1)

Publication Number Publication Date
FR713025A true FR713025A (fr) 1931-10-17

Family

ID=9082024

Family Applications (1)

Application Number Title Priority Date Filing Date
FR713025D Expired FR713025A (fr) 1931-03-11 1931-03-11 Encre confidentielle à écriture visible

Country Status (1)

Country Link
FR (1) FR713025A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2654673A (en) * 1951-10-20 1953-10-06 Ncr Co Colorless printing fluid
US4070194A (en) * 1976-02-13 1978-01-24 Kinki Aerosol Industrial Co., Ltd. Ink for marking
US4188431A (en) 1975-09-24 1980-02-12 The Gillette Company Latent image printing and development
US4198445A (en) 1975-09-24 1980-04-15 The Gillette Company Latent image printing and development

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2654673A (en) * 1951-10-20 1953-10-06 Ncr Co Colorless printing fluid
US4188431A (en) 1975-09-24 1980-02-12 The Gillette Company Latent image printing and development
US4198445A (en) 1975-09-24 1980-04-15 The Gillette Company Latent image printing and development
US4070194A (en) * 1976-02-13 1978-01-24 Kinki Aerosol Industrial Co., Ltd. Ink for marking

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