AT123651B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Facility for carbonless accounting.
Assignee: Franz Mittelberger
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Filing: 1929-08-21
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Granted: 1931-07-10
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Expires: 1949-08-21
Abstract
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Inventors
- 👤 Franz Mittelberger
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-30 21:51
CPC Classifications
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