NL7100443A - - Google Patents
Info
- Publication number
- NL7100443A NL7100443A NL7100443A NL7100443A NL7100443A NL 7100443 A NL7100443 A NL 7100443A NL 7100443 A NL7100443 A NL 7100443A NL 7100443 A NL7100443 A NL 7100443A NL 7100443 A NL7100443 A NL 7100443A
- Authority
- NL
- Netherlands
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
- B43L11/00—Non-circular-curve-drawing instruments
- B43L11/02—Non-circular-curve-drawing instruments for drawing conic sections
- B43L11/04—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses
-
- 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
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/08—Protractor heads
-
- 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
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/14—Devices for drawing in perspective
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7001484A FR2076470A5 (en:Method) | 1970-01-14 | 1970-01-14 | |
| FR7046928A FR2119270A6 (en:Method) | 1970-12-22 | 1970-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7100443A true NL7100443A (en:Method) | 1971-07-16 |
Family
ID=26215492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7100443A NL7100443A (en:Method) | 1970-01-14 | 1971-01-13 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3783519A (en:Method) |
| BE (1) | BE761256A (en:Method) |
| CH (1) | CH536196A (en:Method) |
| DE (1) | DE2101287A1 (en:Method) |
| ES (1) | ES387204A1 (en:Method) |
| GB (1) | GB1329661A (en:Method) |
| NL (1) | NL7100443A (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4137635A (en) * | 1977-09-01 | 1979-02-06 | Harvey Douglas P | Standard parallel rule with perspective drawing device |
| USRE33654E (en) * | 1988-03-21 | 1991-08-06 | Drafting device | |
| US4823475A (en) * | 1988-03-21 | 1989-04-25 | Hoegh Poul E | Drafting device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US222271A (en) * | 1879-12-02 | Improvement in perspective t-squares | ||
| US155726A (en) * | 1874-10-06 | Improvement in drawing-charts | ||
| US2328471A (en) * | 1941-07-22 | 1943-08-31 | Remington Rand Inc | Drawing fixture |
| US2419725A (en) * | 1945-09-20 | 1947-04-29 | Gordon M Nosser | Perspective drawing instrument |
| US2487690A (en) * | 1947-01-24 | 1949-11-08 | Goss K Black | Perspective aid device |
| FR1005869A (fr) * | 1947-10-10 | 1952-04-16 | Faber Castell A W | Support pliant pour le dessin et la peinture |
| GB820722A (en) * | 1955-02-25 | 1959-09-23 | Lucas Industries Ltd | Perspective drawing apparatus |
| US3479741A (en) * | 1967-04-18 | 1969-11-25 | Raymond Nicyper | Set of underlay drafting panels |
| US3456352A (en) * | 1968-04-15 | 1969-07-22 | Casey E Bowen | Drafting and navigational instruments |
| US3457648A (en) * | 1968-05-31 | 1969-07-29 | Boeing Co | Isometric drafting converter |
-
1971
- 1971-01-06 BE BE761256A patent/BE761256A/xx unknown
- 1971-01-06 CH CH17071A patent/CH536196A/fr not_active IP Right Cessation
- 1971-01-13 NL NL7100443A patent/NL7100443A/xx not_active Application Discontinuation
- 1971-01-13 DE DE19712101287 patent/DE2101287A1/de active Pending
- 1971-01-13 ES ES387204A patent/ES387204A1/es not_active Expired
- 1971-01-13 US US00106088A patent/US3783519A/en not_active Expired - Lifetime
- 1971-01-14 GB GB198171A patent/GB1329661A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1329661A (en) | 1973-09-12 |
| BE761256A (fr) | 1971-06-16 |
| ES387204A1 (es) | 1974-08-16 |
| US3783519A (en) | 1974-01-08 |
| DE2101287A1 (de) | 1972-05-25 |
| CH536196A (fr) | 1973-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |