Easiest way to make slot joints for laser cutting?

The natural development of a rebate is a groove, as shown here in a spline joint, which uses a separate strip of wood to join two pieces of

Joints i Halving joints ii Mortise Joint iii Tenon Joints iv Bridle Joint v Corner Joint vi Dowel Joint vii Tongue and Groove joint viii Screw

slot frame 13 Bridle Joint · 12 Miter Wood Joint · 11 Rabbet Wood Joint · 10 Tongue And Groove Wood Joints · 9 Pocket Wood Joint · 8 Mortise and tenon wood joint · 7 Dado

slot p Based on a comprehensive analysis of the mechanical performance of several wood connections, a new connector for the bamboo frame joint was proposed in