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International Time Recording Co

Internatio

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US1791927A	Program device	Expired / Lapsed	1923-10-30	1931-02-10	0	Details
US1515995A	Electric multiplying machine	Expired / Lapsed	1920-12-30	1924-11-18	0	Details
US1382622A	Program battery-charging device	Expired / Lapsed	1918-10-29	1921-06-28	0	Details
US1340435A	Cost-keeping machine	Expired / Lapsed	1919-01-22	1920-05-18	0	Details
US1263571A	Duplex counter.	Expired / Lapsed	1916-06-17	1918-04-23	0	Details