FR895403A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Additional optical system for the compensation of the difference in chromatic magnification of the reproducing systems of a microscope
Assignee: Ernst Leitz Wetzlar GmbH
•
Filing: 1943-06-09
•
Granted: 1945-01-24
•
Expires: 1963-06-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 17:21
CPC Classifications
G; G02; G02B; G02B13/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.