GB1360540A - Writing surface - Google Patents

Writing surface

Info

Publication number
GB1360540A
GB1360540A GB2291372A GB2291372A GB1360540A GB 1360540 A GB1360540 A GB 1360540A GB 2291372 A GB2291372 A GB 2291372A GB 2291372 A GB2291372 A GB 2291372A GB 1360540 A GB1360540 A GB 1360540A
Authority
GB
United Kingdom
Prior art keywords
adhesive
writing
writing surface
layer
chalk
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
GB2291372A
Other languages
English (en)
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.)
NOVOTHERM AG
Original Assignee
NOVOTHERM AG
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 NOVOTHERM AG filed Critical NOVOTHERM AG
Publication of GB1360540A publication Critical patent/GB1360540A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04—Blackboards
    • B43L1/10—Writing surfaces thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/22—Plastics; Metallised plastics
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/22—Plastics; Metallised plastics
    • C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • C09J7/245—Vinyl resins, e.g. polyvinyl chloride [PVC]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Adhesive Tapes (AREA)
GB2291372A 1971-05-17 1972-05-16 Writing surface Expired GB1360540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH730271A CH521242A (de) 1971-05-17 1971-05-17 Mit Kreide beschriftbare, selbstklebende Tafelfolie

Publications (1)

Publication Number Publication Date
GB1360540A true GB1360540A (en) 1974-07-17

Family

ID=4323005

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2291372A Expired GB1360540A (en) 1971-05-17 1972-05-16 Writing surface

Country Status (4)

Country Link
CH (1) CH521242A (enExample)
DE (2) DE7217508U (enExample)
FR (1) FR2137894A1 (enExample)
GB (1) GB1360540A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005110738A1 (de) * 2003-10-31 2005-11-24 Asphalt Art Gmbh Trägerelement für die herstellung von werbematerialien

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090464A (en) * 1975-06-25 1978-05-23 Bishopp John H Vandal guard sheet
DE202009007928U1 (de) 2009-06-06 2009-10-22 Apel, Uwe Wechselbare und wieder verwendbare Schreibauflage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005110738A1 (de) * 2003-10-31 2005-11-24 Asphalt Art Gmbh Trägerelement für die herstellung von werbematerialien

Also Published As

Publication number Publication date
DE7217508U (de) 1976-09-02
CH521242A (de) 1972-04-15
DE2222611A1 (de) 1972-11-30
FR2137894A1 (enExample) 1972-12-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees