Your search for "Differential Pressure Flowmeter" revealed the following:

Endress+Hauser LNGmass D8LB Coriolis flowmeter for LNG cryogenic refueling applications
Endress+Hauser LPGmass D8EB LPG Coriolis flowmeter for refueling and distribution applications
Yokogawa EJXC40A Digital Remote Sensor DRS differential pressure system
Yokogawa EJXC40A DRS system with high-side and low-side digital pressure sensors
Fluke 726 Precision Multifunction Calibrator for industrial process calibration
Fluke 726 process calibrator for transmitter, valve and process instrument testing
Yokogawa EJX910A multivariable transmitter
Yokogawa EJX930A multivariable transmitter
Yokogawa EJXC80A EJAC80E Diaphragm Seal System
Yokogawa EJXC80A EJAC80E remote mount flanged diaphragm seal system
Endress+Hauser Prosonic FDU93 long-range ultrasonic sensor for non-contact level measurement
Endress+Hauser Prosonic FDU91 ultrasonic sensor for non-contact level and flow measurement