ES179528Y - Plaqueta para el trazado de circunferencias. - Google Patents

Plaqueta para el trazado de circunferencias.

Info

Publication number: ES179528Y
Authority: ES; Spain
Prior art keywords: circumferences; tracing; plate
Prior art date: 1971-04-24
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

ES1972179528U

Other languages

English (en)

Other versions

ES179528U (es

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.)

1971-04-24

Filing date

1972-04-20

Publication date

1973-07-16

1972-04-20 Application filed filed Critical

1972-12-16 Publication of ES179528U publication Critical patent/ES179528U/es

1973-07-16 Application granted granted Critical

1973-07-16 Publication of ES179528Y publication Critical patent/ES179528Y/es

Status Expired legal-status Critical Current

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
- B43L9/00—Circular curve-drawing or like instruments
- B43L9/007—Circular curve-drawing or like instruments with perforated or marked rulers

ES1972179528U 1971-04-24 1972-04-20 Plaqueta para el trazado de circunferencias. Expired ES179528Y (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AR23530071		1971-04-24

Publications (2)

Publication Number	Publication Date
ES179528U ES179528U (es)	1972-12-16
ES179528Y true ES179528Y (es)	1973-07-16

Family

ID=3461958

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES1972179528U Expired ES179528Y (es)	1971-04-24	1972-04-20	Plaqueta para el trazado de circunferencias.

Country Status (6)

Country	Link
BR (1)	BR7202485D0 (es)
DE (1)	DE2220217A1 (es)
ES (1)	ES179528Y (es)
FR (1)	FR2134686A1 (es)
IL (1)	IL39318A0 (es)
IT (1)	IT966695B (es)

1972
- 1972-04-20 ES ES1972179528U patent/ES179528Y/es not_active Expired
- 1972-04-22 IT IT7242911A patent/IT966695B/it active
- 1972-04-24 BR BR2485/72*[A patent/BR7202485D0/pt unknown
- 1972-04-25 DE DE19722220217 patent/DE2220217A1/de active Pending
- 1972-04-28 IL IL7239318A patent/IL39318A0/xx unknown
- 1972-04-28 FR FR7215359A patent/FR2134686A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
ES179528U (es)	1972-12-16
IT966695B (it)	1974-02-20
BR7202485D0 (pt)	1973-06-14
IL39318A0 (en)	1972-06-28
DE2220217A1 (de)	1972-11-09
FR2134686A1 (es)	1972-12-08

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