Index: dialin/common/msg_defs.py
===================================================================
diff -u -rb036ff6eb34542707c36f8aa7592b1589783358f -r5d2de5c8d020917562fd2b1875ae0c0c1e166fc2
--- dialin/common/msg_defs.py	(.../msg_defs.py)	(revision b036ff6eb34542707c36f8aa7592b1589783358f)
+++ dialin/common/msg_defs.py	(.../msg_defs.py)	(revision 5d2de5c8d020917562fd2b1875ae0c0c1e166fc2)
@@ -1,3 +1,18 @@
+###########################################################################
+#
+# Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
+#
+# THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
+# WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
+#
+# @file msg_defs.py
+#
+# @author (last) Peter Lucia
+# @date (last) 14-Oct-2020
+# @author (original) Peter Lucia
+# @date (original) 07-Aug-2020
+#
+############################################################################
 import enum
 
 class MsgIds(enum.Enum):
Index: dialin/dg/hd_proxy.py
===================================================================
diff -u -r400926d021c357856375c533e8b0f985fa312b20 -r5d2de5c8d020917562fd2b1875ae0c0c1e166fc2
--- dialin/dg/hd_proxy.py	(.../hd_proxy.py)	(revision 400926d021c357856375c533e8b0f985fa312b20)
+++ dialin/dg/hd_proxy.py	(.../hd_proxy.py)	(revision 5d2de5c8d020917562fd2b1875ae0c0c1e166fc2)
@@ -5,7 +5,7 @@
 # THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 # WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 #
-# @file hd_simulator.py
+# @file hd_proxy.py
 #
 # @author (last) Peter Lucia
 # @date (last) 26-Aug-2020
Index: dialin/hd/hemodialysis_device.py
===================================================================
diff -u -rf994f3ff2163edac03c480e1112a7c4b3ade7b76 -r5d2de5c8d020917562fd2b1875ae0c0c1e166fc2
--- dialin/hd/hemodialysis_device.py	(.../hemodialysis_device.py)	(revision f994f3ff2163edac03c480e1112a7c4b3ade7b76)
+++ dialin/hd/hemodialysis_device.py	(.../hemodialysis_device.py)	(revision 5d2de5c8d020917562fd2b1875ae0c0c1e166fc2)
@@ -37,8 +37,8 @@
 
 class HD(_AbstractSubSystem):
     """
-    Hemodialysis Device (HD) Dialin object API.  It provides the basic interface to communicate with
-    the HD firmware.
+    Hemodialysis Device (HD) Dialin object API.
+    It provides the basic interface to communicate with the HD firmware.
     """
 
     # broadcast message field positions