Check out this working dog 'Do not Pet, I'm Working' patch at Register My Service Animal. This 3" round patch identifies your dog as a working service animal.
Industrial Puppy Do Not Pet Patch - Attachable Service Dog Patch with
3-inch Round Dog Patch: working DOG Do Not Pet Text Embroidered Patch for Working Dogs Patch for Dog Vest Dog Harness Patch
7 Reasons Your Dog Is Whining
U-LIAN Service Dog Working Do Not Touch Military Tactical Morale Badge Hook Loop Fastener Patch - Please Do Not Pet Me I'm Working - 3.15 Diameter Round(Service Dog-Red/White/Black) : Pet Supplies
Pet Pals plus
Industrial Puppy Do Not Pet Patch - Attachable Service Dog Patch with
Working Dog Do Not Pet Hanging Patch Tag
Why Is My Old Dog Peeing in the House?
Working Dog Do Not Pet, I'm Working Patch (3-inch Round)
The 'Can You Pet The Dog' Twitter account is having a big impact - Washington Post
Dalmatian (dog) - Wikipedia
Service Dog Working Give Us Space Do Not pet 4 inch Block Patch – River Dog Gear
Antrix 2 Pcs 3.15Inch round Service Dog Patches Please Don'T Pet Me I' – KOL PET
3-inch Round Dog Patch: working DOG Do Not Pet Text Embroidered Patch for Working Dogs Patch for Dog Vest Dog Harness Patch
Antrix 2 Pcs 3.15Inch round Service Dog Patches Please Don'T Pet Me I' – KOL PET