Invention Grant
- Patent Title: Shorthand-machine
- Patent Title (中): 速记机
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Application No.: US15005317Application Date: 1917-02-21
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Publication No.: US1339346APublication Date: 1920-05-04
- Inventor: IRELAND WARD S
- Applicant: NAT SHORTHAND MACHINE COMPANY
- Assignee: Nat Shorthand Machine Company
- Current Assignee: Nat Shorthand Machine Company
- Priority: US15005317 1917-02-21
- Main IPC: B41J3/26
- IPC: B41J3/26
Public/Granted literature
- US09589042B1 Idempotentcy of application state data Public/Granted day:2017-03-07
Information query
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