| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Time-interval measuring |
| # | Name | Total Patents |
|---|---|---|
| #1 | Laviana Lawrence J | 8 |
| #2 | Rhodes Marcus H | 4 |
| #3 | Cairelli Carmen P | 4 |
| #4 | Draghi James A | 3 |
| #5 | Shustock William S | 1 |
| #6 | Clark Jesse K | 1 |
| #7 | Franz Frederick | 1 |
| #8 | Valkenburgh Merritt Van | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR705725A | Electric delay switch | |
| CA791960A | Adjustable key lock assembly | |
| CA705012A | Timing device | |
| CA732838A | Parking meter door lock assembly | |
| CA667411A | Coin collecting apparatus | |
| CA575821A | Preset timer | |
| CA797940A | Presettable timer | |
| CA341167A | Electric switch | |
| CA842501A | Center push-button timer | |
| CA700068A | Release mechanism for preset timers | |
| CA575410A | Telephone index and call timer | |
| CA635656A | Timer | |
| CA405337A | Timing device | |
| CA897972A | Interval timer mechanism | |
| CA345087A | Electric switch | |
| CA335284A | Escapement | |
| CA521114A | Timing devices | |
| CA646057A | Time delay cord cutter | |
| CA581715A | Switch assembly for timers | |
| CA700448A | Locking device |