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Patent applications and USPTO patent grants for Armstrong; Maclay M..The latest application filed is for "orthodontic hook mounting".
Patent | Date |
---|---|
Orthodontic hook mounting Grant 4,797,095 - Armstrong , et al. January 10, 1 | 1989-01-10 |
Orthodontic elastomeric ligature manipulator Grant 4,768,950 - Armstrong , et al. September 6, 1 | 1988-09-06 |
Force-adjustable and disconnectible connector for orthodontic headgear Grant 4,553,934 - Armstrong , et al. November 19, 1 | 1985-11-19 |
Method and implement for pulling bonded orthodontic brackets off teeth Grant 4,553,932 - Armstrong , et al. November 19, 1 | 1985-11-19 |
Extraoral force-applying orthodontic appliance Grant 4,155,161 - Armstrong May 22, 1 | 1979-05-22 |
Orthodontic appliance guard Grant 4,038,754 - Armstrong August 2, 1 | 1977-08-02 |
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