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CA998152A Expired / Lapsed CA ⏱️ 0.0 years remaining

Stored program small exchange with registers and senders

Assignee: GTE Automatic Electric Laboratories Inc
•
Filing: 1972-06-08
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Granted: 1976-10-05
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Expires: 1992-06-08
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Abstract

No abstract record available.

Inventors

  • 👤 John P. Dufton

Bibliographic Details

Application Number —
Jurisdiction CA
Data Source google_patents
Last Synchronized 2026-11-02 15:21
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/42; H04Q3/54; H04Q3/545; H04Q3/54575; H04Q3/54583; H04Q3/54541; H04Q3/5455; H04Q2213/00; H04Q2213/13057

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