E. Howard Clock Co. founded

1842

Howard Clock factory built in Roxbury

1845

Boston Watch Co. (Howard, Davis & Dennison Co.) founded

1850

Boston Watch Co. factory built in Roxbury

1850

Boston Watch Co. failed

1857

Howard Watch and Clock Co. founded

1857

Name changed to E. Howard & Co.

1858

Howard Watch and Clock Co. incorporated

1861

Company reorganized

1863

New plant completed

1973

Waltham Watch and Tool Co founded (U.S. Watch)

1879

Company reorganized as E. Howard Watch and Clock Co.

1881

Edward Howard retires

1882

U.S. Watch Co. produces "Suffolk" and "Columbia" watches

1888 -1896

Howard Clock and watch manufacturing separated

1903

Clock manufacturing company becomes E. Howard Clock Co.

1903

E. Howard name for watches sold to Keystone Watch Case Co.

1903

U.S Watch Co. sold to E, Howard Watch Co. (and Keystone)

1903

Howard watches produced in Waltham at U.S Watch factory

1903 - 1927

Howard name sold to Hamilton Watch Co.

1927

Howard Clock Co. buys U.S. Watch factory from Keystone

1927

Howard Clock Products Co. incorporated

1933

Howard Clock Products Co. manufactures clock and timer mechanisms

1933 - present