Window opener with opening movement parallel to itself
DE567721AInactive Publication Date: 1933-01-09JONAS MONTAG +1
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Patent Information
- Authority / Receiving Office
- DE · DE
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 1930-12-16
- Publication Date
- 1933-01-09
- Estimated Expiration
- Not applicable · inactive patent
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