Smoke detector - American District Telegraph Company

Title:

Smoke detector

United States Patent D271671

Inventors:

Thornton Jr., Hugh P. (Acton, MA)

Application Number:

D/319149

Publication Date:

12/06/1983

Filing Date:

11/09/1981

Export Citation:

Assignee:

American District Telegraph Company (Jersey City, NJ)

Primary Class:

D10/106.5

Field of Search:

D10/104, D10/106, 340/693, 340/545, 340/547, 340/555, 340/578, 340/584, 340/586

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US Patent References:

Primary Examiner:

Burke, Wallace R.

Assistant Examiner:

Gitlin, Suzanne N.

Attorney, Agent or Firm:

Grover, James H.

Claims:

1. The ornamental design for a smoke detector, as shown and described.

Description:

FIG. 1 is a front elevational view of a smoke detector, showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a right side elevational view thereof.