Inventor
VAN ALSTINE DANIEL W
US5 patents
⚠️ This page may combine multiple inventors who share the name “VAN ALSTINE DANIEL W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN RAILWAY SIGNAL CORP
4 patentsUS5669587ASep 23, 1997
Point detection and indication with latch out means
GEN RAILWAY SIGNAL CORP36 citations86
US5590857AJan 7, 1997
Trailing device for a railroad switch layout
GEN RAILWAY SIGNAL CORP5 citations60
US5586737ADec 24, 1996
Switch machine cam bar
GEN RAILWAY SIGNAL CORP4 citations58
US5582370ADec 10, 1996
Switch machine with ratchet mechanism on hand throw mechanism
GEN RAILWAY SIGNAL CORP5 citations57