IT1164882B - Perfezionamento negli strumenti da disegno - Google Patents

Perfezionamento negli strumenti da disegno

Info

Publication number: IT1164882B
Authority: IT; Italy
Prior art keywords: improvement; drawing tools; tools
Prior art date: 1982-04-13

Application number

IT8348083A

Other languages

English (en)

Other versions

IT8348083A0 (it

Inventor

Clive Walter Warwicker

Original Assignee

Helix International 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.)

1982-04-13

Filing date

1983-04-12

Publication date

1987-04-15

1983-04-12 Application filed by Helix International Ltd filed Critical Helix International Ltd

1983-04-12 Publication of IT8348083A0 publication Critical patent/IT8348083A0/it

1987-04-15 Application granted granted Critical

1987-04-15 Publication of IT1164882B publication Critical patent/IT1164882B/it

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
- B43L9/00—Circular curve-drawing or like instruments
- B43L9/16—Features common to compasses, dividers, and callipers
- B43L9/24—Means for mounting points or writing appliances on legs

IT8348083A 1982-04-13 1983-04-12 Perfezionamento negli strumenti da disegno IT1164882B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB08210698A GB2118106B (en)	1982-04-13	1982-04-13	Drawing instrument

Publications (2)

Publication Number	Publication Date
IT8348083A0 IT8348083A0 (it)	1983-04-12
IT1164882B true IT1164882B (it)	1987-04-15

Family

ID=10529657

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT8348083A IT1164882B (it)	1982-04-13	1983-04-12	Perfezionamento negli strumenti da disegno

Country Status (8)

Country	Link
AU (1)	AU555505B2 (it)
CA (1)	CA1186891A (it)
GB (1)	GB2118106B (it)
HK (1)	HK4986A (it)
IT (1)	IT1164882B (it)
MY (1)	MY8600521A (it)
SG (1)	SG5786G (it)
ZA (1)	ZA832510B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2153306B (en) *	1984-01-27	1988-03-30	Geometry International Limited	Improvements relating to compasses
GB2248212B (en) *	1990-09-08	1993-06-16	Helix Ltd	Drawing instrument

1982
- 1982-04-13 GB GB08210698A patent/GB2118106B/en not_active Expired
1983
- 1983-04-08 AU AU13270/83A patent/AU555505B2/en not_active Expired
- 1983-04-11 ZA ZA832510A patent/ZA832510B/xx unknown
- 1983-04-12 CA CA000425689A patent/CA1186891A/en not_active Expired
- 1983-04-12 IT IT8348083A patent/IT1164882B/it active
1986
- 1986-01-20 SG SG57/86A patent/SG5786G/en unknown
- 1986-01-23 HK HK49/86A patent/HK4986A/xx not_active IP Right Cessation
- 1986-12-30 MY MY521/86A patent/MY8600521A/xx unknown

Also Published As

Publication number	Publication date
AU1327083A (en)	1983-10-20
MY8600521A (en)	1986-12-31
HK4986A (en)	1986-01-31
GB2118106B (en)	1985-05-01
IT8348083A0 (it)	1983-04-12
AU555505B2 (en)	1986-09-25
ZA832510B (en)	1983-12-28
GB2118106A (en)	1983-10-26
SG5786G (en)	1986-11-21
CA1186891A (en)	1985-05-14

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Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19940412