Person
Downing, George
Catalogue
- Books
- Online
Improvements in the manufacture of medicinal capsules, and in means and appliances for effecting the same / [William Oppenheimer].
Oppenheimer, William.Date: 1892
- Books
- Online
Improvements in administering medicines and the preparation of the same for use / [William Oppenheimer].
Oppenheimer, William.Date: 1891
- Books
- Online
Improvements in the construction of suction valves for exhausting air from chambers in artificial palates for dental purposes / [John Louis Pigot Leman].
Leman, John Louis Pigot.Date: 1888
- Books
- Online
Improved vapour bath / [James Darsie Morrison].
Morrison, James Darsie.Date: 1893