DE308638C - - Google Patents
Info
- Publication number
- DE308638C DE308638C DENDAT308638D DE308638DA DE308638C DE 308638 C DE308638 C DE 308638C DE NDAT308638 D DENDAT308638 D DE NDAT308638D DE 308638D A DE308638D A DE 308638DA DE 308638 C DE308638 C DE 308638C
- Authority
- DE
- Germany
- Prior art keywords
- ruler
- support
- straight
- rod
- curves
- 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.)
- Active
Links
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
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
- B43L13/20—Curve rulers or templets
- B43L13/22—Adjustable curve rulers
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE308638C true DE308638C (OSRAM) |
Family
ID=561868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT308638D Active DE308638C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE308638C (OSRAM) |
-
0
- DE DENDAT308638D patent/DE308638C/de active Active
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