238000001746 injection moulding Methods 0.000 description 2.239000000448 dental amalgam Substances 0.000 description 2.229910001312 Amalgam (dentistry) Inorganic materials 0.000 description 2.238000004519 manufacturing process Methods 0.000 description 3.-1 polypropylene Polymers 0.000 description 4.239000004033 plastic Substances 0.000 abstract description 4.230000029058 respiratory gaseous exchange Effects 0.000 abstract description 6.
Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to US44052303P priority Critical Application filed by Robyn Gealon filed Critical Robyn Gealon Priority to US10/756,694 priority patent/US7140881B1/en Application granted granted Critical Publication of US7140881B1 publication Critical patent/US7140881B1/en Status Expired - Fee Related legal-status Critical Current Adjusted expiration legal-status Critical Links Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related, expires Application number US10/756,694 Inventor Robyn Gealon Original Assignee Robyn Gealon Priority date (The priority date is an assumption and is not a legal conclusion.
PATIENT SCREEN CURTAIN PDF
Google Patents Protective throat screen for dentistryĭownload PDF Info Publication number US7140881B1 US7140881B1 US10/756,694 US75669404A US7140881B1 US 7140881 B1 US7140881 B1 US 7140881B1 US 75669404 A US75669404 A US 75669404A US 7140881 B1 US7140881 B1 US 7140881B1 Authority US United States Prior art keywords throat dental screen patient oral cavity Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US7140881B1 - Protective throat screen for dentistry US7140881B1 - Protective throat screen for dentistry
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