Devices descending from K081800

3 later devices reach T12S Telemetry Transmitter through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K141020	Surveyor S4 Mobile Monitor	Mortara Instrument, Inc.	2014	2	—
+2	K182297	Surveyor S2	Mortara Instrument, Inc.	2019	0	—
+2	K160685	Surveyor S4 Mobile Monitor	Mortara Instrument, Inc.	2016	0	1