FD

Frank L. Dahl

📍 Inglewood, CA: #31 of 200 inventorsTop 20%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,303,518 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4875598 Vending machine for vending one-at-a-time merchandise articles of a plurality of similar such merchandise objects, each of a substantially rectangular parallelopiped shape, such as a newspaper, magazine, or the like 1989-10-24
4862757 Translatory drive linkage type of power transmission apparatus 1989-09-05
4756448 Vending machine for vending one-at-a-time merchandise articles of a plurality of similar such merchandise objects, each of a substantially rectangular parallelopiped shape, such as a newspaper, magazine, or the like 1988-07-12
4403208 Warning-signal-producing system for a motor vehicle responsive to a vehicle-presence-indicating radio wave signal emitted by another vehicle and indicative of its presence R. W. Hodgson 1983-09-06