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CH1488A
Expired / Lapsed
CH
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Universal humidifier for envelopes
Assignee: Stelzner Dr Alfred
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Filing: 1889-10-22
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Granted: —
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Expires: 1909-10-22
Abstract
No abstract record available.
Inventors
- 👤 Stelzner Dr Alfred
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-08 10:33
CPC Classifications
—
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