This could be the patent for the "special" battery grip of the Pentax KP - Pentax Rumors
Pentax KP 24.32 Ultra-Compact Weatherproof DSLR Camera (Black) with Pentax 35mm DA L f/2.4 AL Lens and Pentax D-BG7 Battery Grip - Walmart.com
Hands-on with Ricoh's compact Pentax KP: Digital Photography Review
PENTAX KP + D-BG7 Battery Grip - PENTAXever.com
Hands-on with Ricoh's compact Pentax KP: Digital Photography Review
Hands-on with the Pentax KP - Hands-On Tests | PentaxForums.com (Mobile)
Above, PENTAX KP, silver, with D-BG7 Battery Grip. Ricoh Unveils Ultra-Compact Weather-Proof PENTAX KP DSLR for Outdoo… | Leica camera, Camera gear, Vintage cameras
Features3 | PENTAX KP | RICOH IMAGING
File:Pentax KP (black) battery grip cutaway 2017 CP+.jpg - Wikimedia Commons
Hands-on: Getting to grips with the Pentax KP DSLR
Pentax KP Grip Sizes
Pentax KP Review: Digital Photography Review
Pentax KP DSLR Camera (Body Only) with Pentax D-BG7 Battery Grip (Black) - Walmart.com
A close look at the Pentax KP Custom - CP+ 2019 | PentaxForums.com (Mobile)
PENTAX KP + D-BG7 Battery Grip - PENTAXever.com
KP Grips - Page 3 - PentaxForums.com
Pentax KP
Pentax KP DSLR Camera Body, Black {24.3MP} with Large Grip Kit (O-GP1672) at KEH Camera
Pentax KP 24MP DSLR Camera, Black with Pentax D-BG7 Battery Grip 16018 BG
Pentax KP Review | ePHOTOzine
More Pentax KP pictures - Pentax Rumors
New Pentax KP Battery Grip D-BG7
