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US2928906A
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Magnetic transducing head with integral adjustment means
Assignee: Monroe Calculating Machine Co
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Filing: 1954-10-18
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Granted: 1960-03-15
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Expires: 1974-10-18
Abstract
No abstract record available.
Inventors
- 👤 Lawrence H Gernert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:39
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/48; G11B5/56; G11B5/127; G11B5/187; Y; Y10; Y10T; Y10T407/00; Y10T407/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1416832A
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US2211039A
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US2553699A
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US2456767A
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US2612681A
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US2715659A
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US2769037A
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US2864892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |