CA359890A - Mine de crayon - Google Patents
Mine de crayonInfo
- Publication number
- CA359890A CA359890A CA359890A CA359890DA CA359890A CA 359890 A CA359890 A CA 359890A CA 359890 A CA359890 A CA 359890A CA 359890D A CA359890D A CA 359890DA CA 359890 A CA359890 A CA 359890A
- Authority
- CA
- Canada
- Prior art keywords
- pencil lead
- pencil
- lead
- 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 |
---|---|---|---|
CA359890T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA359890A true CA359890A (fr) | 1936-08-18 |
Family
ID=35359231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA359890A Expired CA359890A (fr) | Mine de crayon |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA359890A (fr) |
-
0
- CA CA359890A patent/CA359890A/fr not_active Expired
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