NL298017A - - Google Patents
Info
- Publication number
- NL298017A NL298017A NL298017DA NL298017A NL 298017 A NL298017 A NL 298017A NL 298017D A NL298017D A NL 298017DA NL 298017 A NL298017 A NL 298017A
- 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
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEK0047767 | 1962-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL298017A true NL298017A (en) |
Family
ID=7224691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL298017D NL298017A (en) | 1962-09-19 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH403560A (en) |
| DK (1) | DK108358C (en) |
| GB (1) | GB1030208A (en) |
| NL (1) | NL298017A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2220077A (en) * | 1988-02-06 | 1989-12-28 | Hugh Tottenham | Digital planimeter |
-
0
- NL NL298017D patent/NL298017A/xx unknown
-
1963
- 1963-09-18 GB GB3670563A patent/GB1030208A/en not_active Expired
- 1963-09-19 CH CH1159663A patent/CH403560A/en unknown
- 1963-09-19 DK DK439863A patent/DK108358C/en active
Also Published As
| Publication number | Publication date |
|---|---|
| CH403560A (en) | 1965-11-30 |
| GB1030208A (en) | 1966-05-18 |
| DK108358C (en) | 1967-11-20 |