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The Delphion Integrated View |
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 Title: |
US1486290 -
Text Title unavailable
- see image for title
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| Inventor: |
Littaver Littauer | ||||||||||||||||||||||||
| Issue Date: |
1924-03
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| Current U.S. Class: |
128/207.13: SURGERY; RESPIRATORY METHOD OR DEVICE; Face mask covering a breathing passage; Covering nose only | ||||||||||||||||||||||||
| Forward References: |
3 patents reference this one
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| First Image Pages 3 pages total High Resolution Low Resolution: |
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