Title: Universal solid state time-keeping package

Abstract: An assembly of electronic components and a method of packaging such components to form a solid state time-keeping device capable of being housed in watch cases having different external configurations. The assembly includes a sub-assembly component which combines and interconnects an integrated semiconductor device with other discrete elements required to perform basic timing function in a compact package. This sub-assembly and the various other electronic components are readily removable and interchangeably replaceable with simple jeweler's hand tools.

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Inventors: Wood, John R. (San Jose, CA, US)
Morris, Sr., James B. (San Jose, CA, US)
Massoletti, Arnold M. (Santa Clara, CA, US)

Application Number: 474397
Filing Date: 1974-05-30
Publication_date: 1976-03-23
Assignee: American Microsystems, Inc. (Santa Clara, CA)
Primary Class(es): 368/87 368/84, 368/280, 439/85, 968/878, 968/DIG1
Other Classes:
US Patent Ref:

3680037	Jul, 1972	Nellis et al.	339/17.
3750383	Aug, 1973	Kakizawa	58/23.
3757510	Jul, 1972	Dill	58/23.
3759031	Sep, 1973	McCullough et al.	58/23.
3861135	Feb, 1973	Seeger Jr. et al.	58/50.

Other Refs:
Primary Examiner: Jackmon, Edith Simmons
Assistant Examiner:
Attorney: Owen, Wickersham & Erickson