BE493735A - - Google Patents
Info
- Publication number
- BE493735A BE493735A BE493735DA BE493735A BE 493735 A BE493735 A BE 493735A BE 493735D A BE493735D A BE 493735DA BE 493735 A BE493735 A BE 493735A
- Authority
- BE
- Belgium
- Prior art keywords
- tee
- head
- rule
- graduation
- board
- Prior art date
Links
- 239000002184 metal Substances 0.000 claims description 13
- 229920002994 synthetic fiber Polymers 0.000 claims description 10
- 230000012447 hatching Effects 0.000 claims description 5
- 239000011121 hardwood Substances 0.000 claims description 4
- 210000002105 tongue Anatomy 0.000 claims description 3
- 241001417935 Platycephalidae Species 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000002023 wood Substances 0.000 description 2
- 229920002160 Celluloid Polymers 0.000 description 1
- 229910000737 Duralumin Inorganic materials 0.000 description 1
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000012780 transparent material Substances 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
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/04—Guides for rulers
- B43L13/048—Guides for rulers with T-squares
Landscapes
- Drawing Aids And Blackboards (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE493735A true BE493735A (de) |
Family
ID=137666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE493735D BE493735A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE493735A (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2788584A (en) * | 1953-12-21 | 1957-04-16 | Henri F Adrien | Device for aligning printing plates and the like |
| US3537183A (en) * | 1969-02-17 | 1970-11-03 | Roy J Anderson | Drawing board and t-square |
-
0
- BE BE493735D patent/BE493735A/fr unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2788584A (en) * | 1953-12-21 | 1957-04-16 | Henri F Adrien | Device for aligning printing plates and the like |
| US3537183A (en) * | 1969-02-17 | 1970-11-03 | Roy J Anderson | Drawing board and t-square |
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