CA455429A - Control device with rectilinear action, variable progressive or regressive speed and amplifying effect - Google Patents
Control device with rectilinear action, variable progressive or regressive speed and amplifying effectInfo
- Publication number
- CA455429A CA455429A CA455429A CA455429DA CA455429A CA 455429 A CA455429 A CA 455429A CA 455429 A CA455429 A CA 455429A CA 455429D A CA455429D A CA 455429DA CA 455429 A CA455429 A CA 455429A
- Authority
- CA
- Canada
- Prior art keywords
- regressive
- speed
- control device
- amplifying effect
- variable progressive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA455429T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA455429A true CA455429A (en) | 1949-03-22 |
Family
ID=35573169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA455429A Expired CA455429A (en) | Control device with rectilinear action, variable progressive or regressive speed and amplifying effect |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA455429A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2759387A (en) * | 1950-05-11 | 1956-08-21 | Theodore R Duncan | Toy piano |
-
0
- CA CA455429A patent/CA455429A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2759387A (en) * | 1950-05-11 | 1956-08-21 | Theodore R Duncan | Toy piano |
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