Patents Represented by Attorney L. C. Canapa

Find this attorney in the Justia Lawyer Directory

  • Control of scanning laser beam
    Patent number: 3943529
    Abstract: In pattern generating apparatus of the type employing a reciprocating laser beam for scanning a substrate surface, three scan lines are formed simultaneously. During reciprocation in one direction, the beam is deflected upwardly at an angle of arccot (1/3) with respect to the reciprocating direction, and during reciprocation in the opposite direction, the beam is deflected downwardly at an angle of arccot (1/3).
    Type: Grant
    Filed: February 6, 1975
    Date of Patent: March 9, 1976
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Martin Feldman, Joseph Michael Moran