FR971148A
Expired / Lapsed
FR
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Ruled sheets for plotting conical perspective representations
Assignee: Ladislas-Paul De Malatinszky
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Filing: 1948-09-08
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Granted: 1951-01-12
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Expires: 1968-09-08
Abstract
No abstract record available.
Inventors
- 👤 Ladislas-Paul De Malatinszky
- 👤 Francois Marton
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 13:41
CPC Classifications
B; B42; B42D; B42D15/00; B42D15/0006; B43; B43L; B43L13/00; B43L13/14; B43L13/149
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