| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Packaging and shipping | |
| #3 | Engines, pumps and turbines | |
| #4 | Machines | |
| #5 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Morgan Porter S | 16 |
| Publication | Filing date | Title |
|---|---|---|
| US2005949A | Vernier for meter registering mechanism | |
| US2027696A | Sight glass | |
| US2017350A | Pump fitting | |
| US2043963A | Fluid meter | |
| US1992500A | Dispensing apparatus | |
| US2046904A | Apparatus for pumping liquid and separating gas therefrom | |
| US2014691A | Liquid flow indicator | |
| US1981965A | Liquid pump | |
| US2010876A | Fluid meter | |
| US2035182A | Means for correcting the measuring action of fluid meters | |
| US1952882A | Fluid meter | |
| US1976407A | Vernier for meter recording mechanism | |
| CA344740A | Fluid pump | |
| CA344739A | Fluid meter | |
| CA344738A | Meter vernier | |
| CA344737A | Fluid meter mechanism |