CA470073A - Mathematical drawing instruments - Google Patents
Mathematical drawing instrumentsInfo
- Publication number
- CA470073A CA470073A CA470073A CA470073DA CA470073A CA 470073 A CA470073 A CA 470073A CA 470073 A CA470073 A CA 470073A CA 470073D A CA470073D A CA 470073DA CA 470073 A CA470073 A CA 470073A
- Authority
- CA
- Canada
- Prior art keywords
- drawing instruments
- mathematical drawing
- mathematical
- instruments
- 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.)
- Expired
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA470073T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA470073A true CA470073A (en) | 1950-12-12 |
Family
ID=35604013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA470073A Expired CA470073A (en) | Mathematical drawing instruments |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA470073A (en) |
-
0
- CA CA470073A patent/CA470073A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA462157A (en) | Writing instrument | |
CA470073A (en) | Mathematical drawing instruments | |
CA468044A (en) | Acylaceto guanazoles | |
CA467595A (en) | Popguns | |
CA469000A (en) | Plasticators | |
CA469058A (en) | Multiglazing | |
CA464495A (en) | Writing instrument | |
CA476006A (en) | Drawing instruments | |
CA468128A (en) | Levelling instruments | |
CA466031A (en) | Measuring instrument | |
CA462551A (en) | Instrument panel | |
CA479528A (en) | Instrument cases | |
CA468260A (en) | Telephone instruments | |
CA472074A (en) | Geometrical instruments | |
CA467707A (en) | Agricultural instruments | |
CA462287A (en) | Range measurement | |
CA467163A (en) | Musical instruments | |
CA463495A (en) | Cement-mixer | |
CA469784A (en) | Motor-ventilation | |
CA468609A (en) | Screw-pumps | |
CA466159A (en) | Ballistoscope | |
CA465876A (en) | 2-alkylidene-3-keto-4-acylamido-tetrahydrothiophene | |
CA465093A (en) | Paper-punch | |
CA463818A (en) | Subdrain | |
CA467357A (en) | Micromanometers |