| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Textiles and paper | |
| #3 | Machine tools | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Packaging | |
| #2 | Soldering, welding and flame cutting | |
| #3 | Special sewing techniques | |
| #4 | Sewing | |
| #5 | Shaping of plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Grevich John J | 4 |
| #2 | Platt John D | 2 |
| #3 | Platt Leland H Jr | 2 |
| #4 | Rhine Wallace R | 2 |
| #5 | Denker Stanley D | 2 |
| #6 | Gould Edward C | 2 |
| #7 | Humphrey James M | 1 |
| #8 | Zimmerman Darwin D | 1 |
| #9 | Paulson Clifford W | 1 |
| #10 | Tetrick John D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA862358A | Above ground swimming pool structure | |
| CA796554A | Sealing apparatus | |
| CA751667A | Plastic bag and packaging machine | |
| CA844374A | Cut-off knife for packaging machine | |
| CA889168A | Twist-tie bag closing machine | |
| CA477630A | Heat seamers | |
| CA716821A | Trimming apparatus | |
| CA838995A | Sewing machine | |
| CA711912A | Conveying and sealing apparatus | |
| CA790938A | Bagging | |
| CA839456A | Swimming pool structure | |
| CA791531A | Flexible bag closing machine | |
| CA757482A | Bag tying machine |