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3 results. Displaying results 1 - 3.
| Name/Title | Maker and role | Production date | Object number | ||
|---|---|---|---|---|---|
|
Patent Model - Improvement in Cockle-Separators
|
Paulina Herse (Canadian), Patentee
|
Oct 14 1879
|
61.47.584
|
|
|
Patent Model - Improvement in Steam-Gages
|
Richard Blake, Patentee
Blake Steam Gage Company, Assignee |
Nov 26 1878
|
2015.14.2747a,b
|
|
|
Patent Model - Telephone-Exchange Apparatus
|
James See (b.1850, d.1920), Patentee
|
Nov 30 1880
|
2015.14.3288
|
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