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Patent US3473115A successfully refreshed from Google Patents.
US3473115A
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Method and apparatus for testing magnetostrictive delay lines by checking for signal coincidence between signal pulses and reference pulses in different phase positions of the reference pulses
Assignee: International Business Machines Corp
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Filing: 1966-12-30
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Granted: 1969-10-14
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Expires: 1986-12-30
Abstract
No abstract record available.
Inventors
- 👤 Burton L Oliver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:46
CPC Classifications
H; H04; H04L; H04L1/00; H04L1/24; H04L1/248; G; G01; G01R; G01R29/00; G01R29/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3036272A
Cited
US3325730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-13 | 1973-04-14 | 1973-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-13 | 1977-04-14 | 1977-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-13 | 1981-04-14 | 1981-10-14 | $7700.00 | Window Closed / Lapsed |