| Patents for Park Metalware Co., Inc. |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 1,482,338 | Jan. 29, 1924 | J. Zilliox | Luggage Carrier | |
| 1,491,942 | Apr. 29, 1924 | J. Zilliox | Wrench | nut wrenches |
| 1,491,943 | Apr. 29, 1924 | J. Zilliox | Bolt Key | |
| 2,206,364 | Jul. 02, 1940 | J.N. Petre | Screw Driver Attachment | screwdriver mechanisms |
| 2,476,762 | Jul. 19, 1949 | J.O. Olsen, J.N. Petre | Chuck | screwdriver mechanisms |
| 2,487,174 | Nov. 08, 1949 | J.N. Petre | Tool Kit | wrench set holders |
| 2,596,594 | May 13, 1952 | J.N. Petre | Chuck Feature of Tools of the Detachably Connected Shank and Handle Type | screwdriver mechanisms |
