SL

Stephen Donald Langdon

EC Excalibur Crossbow: 2 patents #1 of 4Top 25%
📍 Arthur, CA: #1 of 3 inventorsTop 35%
Overall (2018): #100,501 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10041755 Safety wrist strap for a crossbow crank handle Benjamin D. Blosser 2018-08-07
9958232 Mechanism for drawing, cocking, and triggering a crossbow Kyle William Egerdee, Benjamin D. Blosser, Daniel Brassard 2018-05-01