| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 1 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Packaging | |
| #2 | Closing and opening bottles | |
| #3 | Cleaning | |
| #4 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Baldwin Harold R | 6 |
| #2 | Blackman Philo M | 2 |
| #3 | Schooler Joseph T | 1 |
| #4 | Dickinson Floyd B | 1 |
| #5 | Duer Lee W | 1 |
| #6 | Knapp Kenneth D | 1 |
| #7 | Baldwin Harold Rolpare | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB727764A | Improvements in or relating to feed mechanism for can covers | |
| US2635800A | Automatic stoppering machine | |
| US2629355A | Cover dropper | |
| US2762176A | Wrapping machine | |
| US2299003A | Filling machine | |
| US2074041A | Filling machine | |
| US2136037A | Straight line capping machine | |
| US1992464A | Straight line multiple filling machine | |
| US2037691A | Multiple filling machine | |
| US1819361A | Measuring device for filling machines | |
| CA529369A | Cover dropper |