Patents Represented by Attorney J. Wm. Berkstresser

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  • Headrest for operatory chair
    Patent number: 4014594
    Abstract: An angularly adjustable headrest for an operatory chair having means to quickly and effectively latch and unlatch the headrest pad relative to the supporting member incident to positioning the headrest member at a desired angle relative to the back of the chair.
    Type: Grant
    Filed: January 2, 1976
    Date of Patent: March 29, 1977
    Assignee: Dentsply Research & Development Corporation
    Inventor: Larry A. Hain